287139034

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{54403}}^1$

素因数の和:54454

約数の個数: 32

約数和(自身を含む): 548392320

約数和(自身を除く): 261253286

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 5278, 54403, 108806, 380821, 707239, 761642, 1414478, 1577687, 3155374, 4950673, 9901346, 11043809, 20509931, 22087618, 41019862, 143569517, 287139034]

約数ペア:

[(1, 287139034), (2, 143569517), (7, 41019862), (13, 22087618), (14, 20509931), (26, 11043809), (29, 9901346), (58, 4950673), (91, 3155374), (182, 1577687), (203, 1414478), (377, 761642), (406, 707239), (754, 380821), (2639, 108806), (5278, 54403)]