7581690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1381}}^1$

素因数の和:1455

約数の個数: 48

約数和(自身を含む): 20050056

約数和(自身を除く): 12468366

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1381, 1830, 2745, 2762, 4143, 5490, 6905, 8286, 12429, 13810, 20715, 24858, 41430, 62145, 84241, 124290, 168482, 252723, 421205, 505446, 758169, 842410, 1263615, 1516338, 2527230, 3790845, 7581690]

約数ペア:

[(1, 7581690), (2, 3790845), (3, 2527230), (5, 1516338), (6, 1263615), (9, 842410), (10, 758169), (15, 505446), (18, 421205), (30, 252723), (45, 168482), (61, 124290), (90, 84241), (122, 62145), (183, 41430), (305, 24858), (366, 20715), (549, 13810), (610, 12429), (915, 8286), (1098, 6905), (1381, 5490), (1830, 4143), (2745, 2762)]