90243542

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 144764928

約数和(自身を除く): 54521386

約数列:

[1, 2, 31, 41, 62, 82, 131, 262, 271, 542, 1271, 2542, 4061, 5371, 8122, 8401, 10742, 11111, 16802, 22222, 35501, 71002, 166501, 333002, 344441, 688882, 1100531, 1455541, 2201062, 2911082, 45121771, 90243542]

約数ペア:

[(1, 90243542), (2, 45121771), (31, 2911082), (41, 2201062), (62, 1455541), (82, 1100531), (131, 688882), (262, 344441), (271, 333002), (542, 166501), (1271, 71002), (2542, 35501), (4061, 22222), (5371, 16802), (8122, 11111), (8401, 10742)]