128203495

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2377}}^1$

素因数の和:2479

約数の個数: 32

約数和(自身を含む): 186283008

約数和(自身を除く): 58079513

約数列:

[1, 5, 7, 23, 35, 67, 115, 161, 335, 469, 805, 1541, 2345, 2377, 7705, 10787, 11885, 16639, 53935, 54671, 83195, 159259, 273355, 382697, 796295, 1114813, 1913485, 3662957, 5574065, 18314785, 25640699, 128203495]

約数ペア:

[(1, 128203495), (5, 25640699), (7, 18314785), (23, 5574065), (35, 3662957), (67, 1913485), (115, 1114813), (161, 796295), (335, 382697), (469, 273355), (805, 159259), (1541, 83195), (2345, 54671), (2377, 53935), (7705, 16639), (10787, 11885)]