25357761

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 96

約数和(自身を含む): 48746880

約数和(自身を除く): 23389119

約数列:

[1, 3, 9, 11, 13, 17, 19, 33, 39, 51, 57, 61, 99, 117, 143, 153, 171, 183, 187, 209, 221, 247, 323, 429, 549, 561, 627, 663, 671, 741, 793, 969, 1037, 1159, 1287, 1683, 1881, 1989, 2013, 2223, 2379, 2431, 2717, 2907, 3111, 3477, 3553, 4199, 6039, 7137, 7293, 8151, 8723, 9333, 10431, 10659, 11407, 12597, 12749, 13481, 15067, 19703, 21879, 24453, 26169, 31977, 34221, 37791, 38247, 40443, 45201, 46189, 59109, 78507, 102663, 114741, 121329, 135603, 138567, 148291, 165737, 177327, 216733, 256139, 415701, 444873, 497211, 650199, 768417, 1334619, 1491633, 1950597, 2305251, 2817529, 8452587, 25357761]

約数ペア:

[(1, 25357761), (3, 8452587), (9, 2817529), (11, 2305251), (13, 1950597), (17, 1491633), (19, 1334619), (33, 768417), (39, 650199), (51, 497211), (57, 444873), (61, 415701), (99, 256139), (117, 216733), (143, 177327), (153, 165737), (171, 148291), (183, 138567), (187, 135603), (209, 121329), (221, 114741), (247, 102663), (323, 78507), (429, 59109), (549, 46189), (561, 45201), (627, 40443), (663, 38247), (671, 37791), (741, 34221), (793, 31977), (969, 26169), (1037, 24453), (1159, 21879), (1287, 19703), (1683, 15067), (1881, 13481), (1989, 12749), (2013, 12597), (2223, 11407), (2379, 10659), (2431, 10431), (2717, 9333), (2907, 8723), (3111, 8151), (3477, 7293), (3553, 7137), (4199, 6039)]