28156723203

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2753}}^1\times {\mathrm{13163}}^1$

素因数の和:15963

約数の個数: 32

約数和(自身を含む): 44084445696

約数和(自身を除く): 15927722493

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 2753, 8259, 13163, 19271, 39489, 57813, 92141, 101861, 276423, 305583, 487031, 713027, 1461093, 2139081, 3409217, 10227651, 36237739, 108713217, 253664173, 760992519, 1340796343, 4022389029, 9385574401, 28156723203]

約数ペア:

[(1, 28156723203), (3, 9385574401), (7, 4022389029), (21, 1340796343), (37, 760992519), (111, 253664173), (259, 108713217), (777, 36237739), (2753, 10227651), (8259, 3409217), (13163, 2139081), (19271, 1461093), (39489, 713027), (57813, 487031), (92141, 305583), (101861, 276423)]