38956491

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 69836800

約数和(自身を除く): 30880309

約数列:

[1, 3, 7, 9, 21, 27, 31, 61, 63, 93, 109, 183, 189, 217, 279, 327, 427, 549, 651, 763, 837, 981, 1281, 1647, 1891, 1953, 2289, 2943, 3379, 3843, 5673, 5859, 6649, 6867, 10137, 11529, 13237, 17019, 19947, 20601, 23653, 30411, 39711, 46543, 51057, 59841, 70959, 91233, 119133, 139629, 179523, 206119, 212877, 357399, 418887, 618357, 638631, 1256661, 1442833, 1855071, 4328499, 5565213, 12985497, 38956491]

約数ペア:

[(1, 38956491), (3, 12985497), (7, 5565213), (9, 4328499), (21, 1855071), (27, 1442833), (31, 1256661), (61, 638631), (63, 618357), (93, 418887), (109, 357399), (183, 212877), (189, 206119), (217, 179523), (279, 139629), (327, 119133), (427, 91233), (549, 70959), (651, 59841), (763, 51057), (837, 46543), (981, 39711), (1281, 30411), (1647, 23653), (1891, 20601), (1953, 19947), (2289, 17019), (2943, 13237), (3379, 11529), (3843, 10137), (5673, 6867), (5859, 6649)]