25660089

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 51367680

約数和(自身を除く): 25707591

約数列:

[1, 3, 7, 9, 13, 17, 19, 21, 39, 51, 57, 63, 91, 97, 117, 119, 133, 153, 171, 221, 247, 273, 291, 323, 357, 399, 663, 679, 741, 819, 873, 969, 1071, 1197, 1261, 1547, 1649, 1729, 1843, 1989, 2037, 2223, 2261, 2907, 3783, 4199, 4641, 4947, 5187, 5529, 6111, 6783, 8827, 11349, 11543, 12597, 12901, 13923, 14841, 15561, 16587, 20349, 21437, 23959, 26481, 29393, 31331, 34629, 37791, 38703, 64311, 71877, 79443, 88179, 93993, 103887, 116109, 150059, 167713, 192933, 215631, 219317, 264537, 281979, 407303, 450177, 503139, 657951, 1221909, 1350531, 1509417, 1973853, 2851121, 3665727, 8553363, 25660089]

約数ペア:

[(1, 25660089), (3, 8553363), (7, 3665727), (9, 2851121), (13, 1973853), (17, 1509417), (19, 1350531), (21, 1221909), (39, 657951), (51, 503139), (57, 450177), (63, 407303), (91, 281979), (97, 264537), (117, 219317), (119, 215631), (133, 192933), (153, 167713), (171, 150059), (221, 116109), (247, 103887), (273, 93993), (291, 88179), (323, 79443), (357, 71877), (399, 64311), (663, 38703), (679, 37791), (741, 34629), (819, 31331), (873, 29393), (969, 26481), (1071, 23959), (1197, 21437), (1261, 20349), (1547, 16587), (1649, 15561), (1729, 14841), (1843, 13923), (1989, 12901), (2037, 12597), (2223, 11543), (2261, 11349), (2907, 8827), (3783, 6783), (4199, 6111), (4641, 5529), (4947, 5187)]