289293030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{247259}}^1$

素因数の和:247285

約数の個数: 48

約数和(自身を含む): 810023760

約数和(自身を除く): 520730730

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 247259, 494518, 741777, 1236295, 1483554, 2225331, 2472590, 3214367, 3708885, 4450662, 6428734, 7417770, 9643101, 11126655, 16071835, 19286202, 22253310, 28929303, 32143670, 48215505, 57858606, 96431010, 144646515, 289293030]

約数ペア:

[(1, 289293030), (2, 144646515), (3, 96431010), (5, 57858606), (6, 48215505), (9, 32143670), (10, 28929303), (13, 22253310), (15, 19286202), (18, 16071835), (26, 11126655), (30, 9643101), (39, 7417770), (45, 6428734), (65, 4450662), (78, 3708885), (90, 3214367), (117, 2472590), (130, 2225331), (195, 1483554), (234, 1236295), (390, 741777), (585, 494518), (1170, 247259)]