27557656

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 34650344

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 71, 116, 142, 203, 232, 239, 284, 406, 478, 497, 568, 812, 956, 994, 1624, 1673, 1912, 1988, 2059, 3346, 3976, 4118, 6692, 6931, 8236, 13384, 13862, 14413, 16472, 16969, 27724, 28826, 33938, 48517, 55448, 57652, 67876, 97034, 115304, 118783, 135752, 194068, 237566, 388136, 475132, 492101, 950264, 984202, 1968404, 3444707, 3936808, 6889414, 13778828, 27557656]

約数ペア:

[(1, 27557656), (2, 13778828), (4, 6889414), (7, 3936808), (8, 3444707), (14, 1968404), (28, 984202), (29, 950264), (56, 492101), (58, 475132), (71, 388136), (116, 237566), (142, 194068), (203, 135752), (232, 118783), (239, 115304), (284, 97034), (406, 67876), (478, 57652), (497, 55448), (568, 48517), (812, 33938), (956, 28826), (994, 27724), (1624, 16969), (1673, 16472), (1912, 14413), (1988, 13862), (2059, 13384), (3346, 8236), (3976, 6931), (4118, 6692)]