421145984

素因数分解:

$2^7\times 7^2\times {\mathrm{83}}^1\times {\mathrm{809}}^1$

素因数の和:920

約数の個数: 96

約数和(自身を含む): 988961400

約数和(自身を除く): 567815416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 83, 98, 112, 128, 166, 196, 224, 332, 392, 448, 581, 664, 784, 809, 896, 1162, 1328, 1568, 1618, 2324, 2656, 3136, 3236, 4067, 4648, 5312, 5663, 6272, 6472, 8134, 9296, 10624, 11326, 12944, 16268, 18592, 22652, 25888, 32536, 37184, 39641, 45304, 51776, 65072, 67147, 74368, 79282, 90608, 103552, 130144, 134294, 158564, 181216, 260288, 268588, 317128, 362432, 470029, 520576, 537176, 634256, 724864, 940058, 1074352, 1268512, 1880116, 2148704, 2537024, 3290203, 3760232, 4297408, 5074048, 6580406, 7520464, 8594816, 13160812, 15040928, 26321624, 30081856, 52643248, 60163712, 105286496, 210572992, 421145984]

約数ペア:

[(1, 421145984), (2, 210572992), (4, 105286496), (7, 60163712), (8, 52643248), (14, 30081856), (16, 26321624), (28, 15040928), (32, 13160812), (49, 8594816), (56, 7520464), (64, 6580406), (83, 5074048), (98, 4297408), (112, 3760232), (128, 3290203), (166, 2537024), (196, 2148704), (224, 1880116), (332, 1268512), (392, 1074352), (448, 940058), (581, 724864), (664, 634256), (784, 537176), (809, 520576), (896, 470029), (1162, 362432), (1328, 317128), (1568, 268588), (1618, 260288), (2324, 181216), (2656, 158564), (3136, 134294), (3236, 130144), (4067, 103552), (4648, 90608), (5312, 79282), (5663, 74368), (6272, 67147), (6472, 65072), (8134, 51776), (9296, 45304), (10624, 39641), (11326, 37184), (12944, 32536), (16268, 25888), (18592, 22652)]