28278021244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{787}}^1\times {\mathrm{10337}}^1$

素因数の和:11218

約数の個数: 48

約数和(自身を含む): 54743431680

約数和(自身を除く): 26465410436

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 787, 869, 1574, 1738, 3148, 3476, 8657, 10337, 17314, 20674, 34628, 41348, 62173, 113707, 124346, 227414, 248692, 454828, 683903, 816623, 1367806, 1633246, 2735612, 3266492, 8135219, 8982853, 16270438, 17965706, 32540876, 35931412, 89487409, 178974818, 357949636, 642682301, 1285364602, 2570729204, 7069505311, 14139010622, 28278021244]

約数ペア:

[(1, 28278021244), (2, 14139010622), (4, 7069505311), (11, 2570729204), (22, 1285364602), (44, 642682301), (79, 357949636), (158, 178974818), (316, 89487409), (787, 35931412), (869, 32540876), (1574, 17965706), (1738, 16270438), (3148, 8982853), (3476, 8135219), (8657, 3266492), (10337, 2735612), (17314, 1633246), (20674, 1367806), (34628, 816623), (41348, 683903), (62173, 454828), (113707, 248692), (124346, 227414)]