128235952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{616519}}^1$

素因数の和:616540

約数の個数: 20

約数和(自身を含む): 267569680

約数和(自身を除く): 139333728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 616519, 1233038, 2466076, 4932152, 8014747, 9864304, 16029494, 32058988, 64117976, 128235952]

約数ペア:

[(1, 128235952), (2, 64117976), (4, 32058988), (8, 16029494), (13, 9864304), (16, 8014747), (26, 4932152), (52, 2466076), (104, 1233038), (208, 616519)]