28130130

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{44651}}^1$

素因数の和:44671

約数の個数: 48

約数和(自身を含む): 83588544

約数和(自身を除く): 55458414

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 44651, 89302, 133953, 223255, 267906, 312557, 401859, 446510, 625114, 669765, 803718, 937671, 1339530, 1562785, 1875342, 2009295, 2813013, 3125570, 4018590, 4688355, 5626026, 9376710, 14065065, 28130130]

約数ペア:

[(1, 28130130), (2, 14065065), (3, 9376710), (5, 5626026), (6, 4688355), (7, 4018590), (9, 3125570), (10, 2813013), (14, 2009295), (15, 1875342), (18, 1562785), (21, 1339530), (30, 937671), (35, 803718), (42, 669765), (45, 625114), (63, 446510), (70, 401859), (90, 312557), (105, 267906), (126, 223255), (210, 133953), (315, 89302), (630, 44651)]