290411072

素因数分解:

$2^6\times 7^1\times {\mathrm{648239}}^1$

素因数の和:648258

約数の個数: 28

約数和(自身を含む): 658611840

約数和(自身を除く): 368200768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 648239, 1296478, 2592956, 4537673, 5185912, 9075346, 10371824, 18150692, 20743648, 36301384, 41487296, 72602768, 145205536, 290411072]

約数ペア:

[(1, 290411072), (2, 145205536), (4, 72602768), (7, 41487296), (8, 36301384), (14, 20743648), (16, 18150692), (28, 10371824), (32, 9075346), (56, 5185912), (64, 4537673), (112, 2592956), (224, 1296478), (448, 648239)]