289399208

素因数分解:

$2^3\times 7^1\times {\mathrm{229}}^1\times {\mathrm{22567}}^1$

素因数の和:22809

約数の個数: 32

約数和(自身を含む): 622876800

約数和(自身を除く): 333477592

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 229, 458, 916, 1603, 1832, 3206, 6412, 12824, 22567, 45134, 90268, 157969, 180536, 315938, 631876, 1263752, 5167843, 10335686, 20671372, 36174901, 41342744, 72349802, 144699604, 289399208]

約数ペア:

[(1, 289399208), (2, 144699604), (4, 72349802), (7, 41342744), (8, 36174901), (14, 20671372), (28, 10335686), (56, 5167843), (229, 1263752), (458, 631876), (916, 315938), (1603, 180536), (1832, 157969), (3206, 90268), (6412, 45134), (12824, 22567)]