7965990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1451}}^1$

素因数の和:1525

約数の個数: 48

約数和(自身を含む): 21065616

約数和(自身を除く): 13099626

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1451, 1830, 2745, 2902, 4353, 5490, 7255, 8706, 13059, 14510, 21765, 26118, 43530, 65295, 88511, 130590, 177022, 265533, 442555, 531066, 796599, 885110, 1327665, 1593198, 2655330, 3982995, 7965990]

約数ペア:

[(1, 7965990), (2, 3982995), (3, 2655330), (5, 1593198), (6, 1327665), (9, 885110), (10, 796599), (15, 531066), (18, 442555), (30, 265533), (45, 177022), (61, 130590), (90, 88511), (122, 65295), (183, 43530), (305, 26118), (366, 21765), (549, 14510), (610, 13059), (915, 8706), (1098, 7255), (1451, 5490), (1830, 4353), (2745, 2902)]