290125696

素因数分解:

$2^7\times 7^1\times {\mathrm{323801}}^1$

素因数の和:323822

約数の個数: 32

約数和(自身を含む): 660556080

約数和(自身を除く): 370430384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 323801, 647602, 1295204, 2266607, 2590408, 4533214, 5180816, 9066428, 10361632, 18132856, 20723264, 36265712, 41446528, 72531424, 145062848, 290125696]

約数ペア:

[(1, 290125696), (2, 145062848), (4, 72531424), (7, 41446528), (8, 36265712), (14, 20723264), (16, 18132856), (28, 10361632), (32, 9066428), (56, 5180816), (64, 4533214), (112, 2590408), (128, 2266607), (224, 1295204), (448, 647602), (896, 323801)]