408855357

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{2351}}^1$

素因数の和:2495

約数の個数: 40

約数和(自身を含む): 648869760

約数和(自身を除く): 240014403

約数列:

[1, 3, 9, 19, 27, 57, 81, 113, 171, 339, 513, 1017, 1539, 2147, 2351, 3051, 6441, 7053, 9153, 19323, 21159, 44669, 57969, 63477, 134007, 173907, 190431, 265663, 402021, 796989, 1206063, 2390967, 3618189, 5047597, 7172901, 15142791, 21518703, 45428373, 136285119, 408855357]

約数ペア:

[(1, 408855357), (3, 136285119), (9, 45428373), (19, 21518703), (27, 15142791), (57, 7172901), (81, 5047597), (113, 3618189), (171, 2390967), (339, 1206063), (513, 796989), (1017, 402021), (1539, 265663), (2147, 190431), (2351, 173907), (3051, 134007), (6441, 63477), (7053, 57969), (9153, 44669), (19323, 21159)]