199639752

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20641}}^1$

素因数の和:20694

約数の個数: 64

約数和(自身を含む): 554856960

約数和(自身を除く): 355217208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2418, 3224, 4836, 9672, 20641, 41282, 61923, 82564, 123846, 165128, 247692, 268333, 495384, 536666, 639871, 804999, 1073332, 1279742, 1609998, 1919613, 2146664, 2559484, 3219996, 3839226, 5118968, 6439992, 7678452, 8318323, 15356904, 16636646, 24954969, 33273292, 49909938, 66546584, 99819876, 199639752]

約数ペア:

[(1, 199639752), (2, 99819876), (3, 66546584), (4, 49909938), (6, 33273292), (8, 24954969), (12, 16636646), (13, 15356904), (24, 8318323), (26, 7678452), (31, 6439992), (39, 5118968), (52, 3839226), (62, 3219996), (78, 2559484), (93, 2146664), (104, 1919613), (124, 1609998), (156, 1279742), (186, 1073332), (248, 804999), (312, 639871), (372, 536666), (403, 495384), (744, 268333), (806, 247692), (1209, 165128), (1612, 123846), (2418, 82564), (3224, 61923), (4836, 41282), (9672, 20641)]