331995384

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{677}}^1$

素因数の和:842

約数の個数: 144

約数和(自身を含む): 1055035800

約数和(自身を除く): 723040416

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 139, 147, 168, 196, 252, 278, 294, 392, 417, 441, 504, 556, 588, 677, 834, 882, 973, 1112, 1176, 1251, 1354, 1668, 1764, 1946, 2031, 2502, 2708, 2919, 3336, 3528, 3892, 4062, 4739, 5004, 5416, 5838, 6093, 6811, 7784, 8124, 8757, 9478, 10008, 11676, 12186, 13622, 14217, 16248, 17514, 18956, 20433, 23352, 24372, 27244, 28434, 33173, 35028, 37912, 40866, 42651, 48744, 54488, 56868, 61299, 66346, 70056, 81732, 85302, 94103, 99519, 113736, 122598, 132692, 163464, 170604, 188206, 199038, 245196, 265384, 282309, 298557, 341208, 376412, 398076, 490392, 564618, 597114, 658721, 752824, 796152, 846927, 1129236, 1194228, 1317442, 1693854, 1976163, 2258472, 2388456, 2634884, 3387708, 3952326, 4611047, 5269768, 5928489, 6775416, 7904652, 9222094, 11856978, 13833141, 15809304, 18444188, 23713956, 27666282, 36888376, 41499423, 47427912, 55332564, 82998846, 110665128, 165997692, 331995384]

約数ペア:

[(1, 331995384), (2, 165997692), (3, 110665128), (4, 82998846), (6, 55332564), (7, 47427912), (8, 41499423), (9, 36888376), (12, 27666282), (14, 23713956), (18, 18444188), (21, 15809304), (24, 13833141), (28, 11856978), (36, 9222094), (42, 7904652), (49, 6775416), (56, 5928489), (63, 5269768), (72, 4611047), (84, 3952326), (98, 3387708), (126, 2634884), (139, 2388456), (147, 2258472), (168, 1976163), (196, 1693854), (252, 1317442), (278, 1194228), (294, 1129236), (392, 846927), (417, 796152), (441, 752824), (504, 658721), (556, 597114), (588, 564618), (677, 490392), (834, 398076), (882, 376412), (973, 341208), (1112, 298557), (1176, 282309), (1251, 265384), (1354, 245196), (1668, 199038), (1764, 188206), (1946, 170604), (2031, 163464), (2502, 132692), (2708, 122598), (2919, 113736), (3336, 99519), (3528, 94103), (3892, 85302), (4062, 81732), (4739, 70056), (5004, 66346), (5416, 61299), (5838, 56868), (6093, 54488), (6811, 48744), (7784, 42651), (8124, 40866), (8757, 37912), (9478, 35028), (10008, 33173), (11676, 28434), (12186, 27244), (13622, 24372), (14217, 23352), (16248, 20433), (17514, 18956)]