65438865

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{757}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 121322448

約数和(自身を除く): 55883583

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 113, 153, 255, 339, 565, 757, 765, 1017, 1695, 1921, 2271, 3785, 5085, 5763, 6813, 9605, 11355, 12869, 17289, 28815, 34065, 38607, 64345, 85541, 86445, 115821, 193035, 256623, 427705, 579105, 769869, 1283115, 1454197, 3849345, 4362591, 7270985, 13087773, 21812955, 65438865]

約数ペア:

[(1, 65438865), (3, 21812955), (5, 13087773), (9, 7270985), (15, 4362591), (17, 3849345), (45, 1454197), (51, 1283115), (85, 769869), (113, 579105), (153, 427705), (255, 256623), (339, 193035), (565, 115821), (757, 86445), (765, 85541), (1017, 64345), (1695, 38607), (1921, 34065), (2271, 28815), (3785, 17289), (5085, 12869), (5763, 11355), (6813, 9605)]