389650864

素因数分解:

$2^4\times {\mathrm{43}}^2\times {\mathrm{13171}}^1$

素因数の和:13265

約数の個数: 30

約数和(自身を含む): 772972476

約数和(自身を除く): 383321612

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1849, 3698, 7396, 13171, 14792, 26342, 29584, 52684, 105368, 210736, 566353, 1132706, 2265412, 4530824, 9061648, 24353179, 48706358, 97412716, 194825432, 389650864]

約数ペア:

[(1, 389650864), (2, 194825432), (4, 97412716), (8, 48706358), (16, 24353179), (43, 9061648), (86, 4530824), (172, 2265412), (344, 1132706), (688, 566353), (1849, 210736), (3698, 105368), (7396, 52684), (13171, 29584), (14792, 26342)]