664561834557

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{1277}}^1\times {\mathrm{25703}}^1$

素因数の和:27397

約数の個数: 32

約数和(自身を含む): 941341347072

約数和(自身を除く): 276779512515

約数列:

[1, 3, 17, 51, 397, 1191, 1277, 3831, 6749, 20247, 21709, 25703, 65127, 77109, 436951, 506969, 1310853, 1520907, 8618473, 10204091, 25855419, 30612273, 32822731, 98468193, 173469547, 520408641, 557986427, 1673959281, 13030624207, 39091872621, 221520611519, 664561834557]

約数ペア:

[(1, 664561834557), (3, 221520611519), (17, 39091872621), (51, 13030624207), (397, 1673959281), (1191, 557986427), (1277, 520408641), (3831, 173469547), (6749, 98468193), (20247, 32822731), (21709, 30612273), (25703, 25855419), (65127, 10204091), (77109, 8618473), (436951, 1520907), (506969, 1310853)]