1390518

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{1153}}^1$

素因数の和:1228

約数の個数: 24

約数和(自身を含む): 3060408

約数和(自身を除く): 1669890

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 402, 603, 1153, 1206, 2306, 3459, 6918, 10377, 20754, 77251, 154502, 231753, 463506, 695259, 1390518]

約数ペア:

[(1, 1390518), (2, 695259), (3, 463506), (6, 231753), (9, 154502), (18, 77251), (67, 20754), (134, 10377), (201, 6918), (402, 3459), (603, 2306), (1153, 1206)]