64914619

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 86717952

約数和(自身を除く): 21803333

約数列:

[1, 7, 11, 17, 77, 101, 119, 187, 491, 707, 1111, 1309, 1717, 3437, 5401, 7777, 8347, 12019, 18887, 37807, 49591, 58429, 91817, 132209, 347137, 545501, 642719, 843047, 3818507, 5901329, 9273517, 64914619]

約数ペア:

[(1, 64914619), (7, 9273517), (11, 5901329), (17, 3818507), (77, 843047), (101, 642719), (119, 545501), (187, 347137), (491, 132209), (707, 91817), (1111, 58429), (1309, 49591), (1717, 37807), (3437, 18887), (5401, 12019), (7777, 8347)]