12481315

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1907}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 19782144

約数和(自身を除く): 7300829

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 1907, 6545, 9535, 13349, 20977, 32419, 66745, 104885, 146839, 162095, 226933, 356609, 734195, 1134665, 1783045, 2496263, 12481315]

約数ペア:

[(1, 12481315), (5, 2496263), (7, 1783045), (11, 1134665), (17, 734195), (35, 356609), (55, 226933), (77, 162095), (85, 146839), (119, 104885), (187, 66745), (385, 32419), (595, 20977), (935, 13349), (1309, 9535), (1907, 6545)]