639333408

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{951389}}^1$

素因数の和:951409

約数の個数: 48

約数和(自身を含む): 1918002240

約数和(自身を除く): 1278668832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 951389, 1902778, 2854167, 3805556, 5708334, 6659723, 7611112, 11416668, 13319446, 15222224, 19979169, 22833336, 26638892, 30444448, 39958338, 45666672, 53277784, 79916676, 91333344, 106555568, 159833352, 213111136, 319666704, 639333408]

約数ペア:

[(1, 639333408), (2, 319666704), (3, 213111136), (4, 159833352), (6, 106555568), (7, 91333344), (8, 79916676), (12, 53277784), (14, 45666672), (16, 39958338), (21, 30444448), (24, 26638892), (28, 22833336), (32, 19979169), (42, 15222224), (48, 13319446), (56, 11416668), (84, 7611112), (96, 6659723), (112, 5708334), (168, 3805556), (224, 2854167), (336, 1902778), (672, 951389)]