289072

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:133

約数の個数: 40

約数和(自身を含む): 669600

約数和(自身を除く): 380528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 89, 112, 116, 178, 203, 232, 356, 406, 464, 623, 712, 812, 1246, 1424, 1624, 2492, 2581, 3248, 4984, 5162, 9968, 10324, 18067, 20648, 36134, 41296, 72268, 144536, 289072]

約数ペア:

[(1, 289072), (2, 144536), (4, 72268), (7, 41296), (8, 36134), (14, 20648), (16, 18067), (28, 10324), (29, 9968), (56, 5162), (58, 4984), (89, 3248), (112, 2581), (116, 2492), (178, 1624), (203, 1424), (232, 1246), (356, 812), (406, 712), (464, 623)]