670980123

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{398681}}^1$

素因数の和:398715

約数の個数: 24

約数和(自身を含む): 1119499056

約数和(自身を除く): 448518933

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 398681, 1196043, 3588129, 4385491, 6777577, 13156473, 20332731, 39469419, 60998193, 74553347, 223660041, 670980123]

約数ペア:

[(1, 670980123), (3, 223660041), (9, 74553347), (11, 60998193), (17, 39469419), (33, 20332731), (51, 13156473), (99, 6777577), (153, 4385491), (187, 3588129), (561, 1196043), (1683, 398681)]