407495296

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{244889}}^1$

素因数の和:244916

約数の個数: 32

約数和(自身を含む): 874257300

約数和(自身を除く): 466762004

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 244889, 489778, 979556, 1959112, 3183557, 3918224, 6367114, 7836448, 12734228, 15672896, 25468456, 31345792, 50936912, 101873824, 203747648, 407495296]

約数ペア:

[(1, 407495296), (2, 203747648), (4, 101873824), (8, 50936912), (13, 31345792), (16, 25468456), (26, 15672896), (32, 12734228), (52, 7836448), (64, 6367114), (104, 3918224), (128, 3183557), (208, 1959112), (416, 979556), (832, 489778), (1664, 244889)]