729156987

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{1993}}^1$

素因数の和:2124

約数の個数: 48

約数和(自身を含む): 1175821920

約数和(自身を除く): 446664933

約数列:

[1, 3, 9, 13, 39, 53, 59, 117, 159, 177, 477, 531, 689, 767, 1993, 2067, 2301, 3127, 5979, 6201, 6903, 9381, 17937, 25909, 28143, 40651, 77727, 105629, 117587, 121953, 233181, 316887, 352761, 365859, 950661, 1058283, 1373177, 1528631, 4119531, 4585893, 6232111, 12358593, 13757679, 18696333, 56088999, 81017443, 243052329, 729156987]

約数ペア:

[(1, 729156987), (3, 243052329), (9, 81017443), (13, 56088999), (39, 18696333), (53, 13757679), (59, 12358593), (117, 6232111), (159, 4585893), (177, 4119531), (477, 1528631), (531, 1373177), (689, 1058283), (767, 950661), (1993, 365859), (2067, 352761), (2301, 316887), (3127, 233181), (5979, 121953), (6201, 117587), (6903, 105629), (9381, 77727), (17937, 40651), (25909, 28143)]