291220216

素因数分解:

$2^3\times 7^1\times {\mathrm{229}}^1\times {\mathrm{22709}}^1$

素因数の和:22951

約数の個数: 32

約数和(自身を含む): 626796000

約数和(自身を除く): 335575784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 229, 458, 916, 1603, 1832, 3206, 6412, 12824, 22709, 45418, 90836, 158963, 181672, 317926, 635852, 1271704, 5200361, 10400722, 20801444, 36402527, 41602888, 72805054, 145610108, 291220216]

約数ペア:

[(1, 291220216), (2, 145610108), (4, 72805054), (7, 41602888), (8, 36402527), (14, 20801444), (28, 10400722), (56, 5200361), (229, 1271704), (458, 635852), (916, 317926), (1603, 181672), (1832, 158963), (3206, 90836), (6412, 45418), (12824, 22709)]