290499062

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{659}}^1$

素因数の和:765

約数の個数: 48

約数和(自身を含む): 534885120

約数和(自身を除く): 244386058

約数列:

[1, 2, 7, 14, 23, 37, 46, 74, 161, 259, 322, 518, 659, 851, 1318, 1369, 1702, 2738, 4613, 5957, 9226, 9583, 11914, 15157, 19166, 24383, 30314, 31487, 48766, 62974, 106099, 170681, 212198, 220409, 341362, 440818, 560809, 902171, 1121618, 1804342, 3925663, 6315197, 7851326, 12630394, 20749933, 41499866, 145249531, 290499062]

約数ペア:

[(1, 290499062), (2, 145249531), (7, 41499866), (14, 20749933), (23, 12630394), (37, 7851326), (46, 6315197), (74, 3925663), (161, 1804342), (259, 1121618), (322, 902171), (518, 560809), (659, 440818), (851, 341362), (1318, 220409), (1369, 212198), (1702, 170681), (2738, 106099), (4613, 62974), (5957, 48766), (9226, 31487), (9583, 30314), (11914, 24383), (15157, 19166)]