40278

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{137}}^1$

素因数の和:156

約数の個数: 24

約数和(自身を含む): 94392

約数和(自身を除く): 54114

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 137, 147, 274, 294, 411, 822, 959, 1918, 2877, 5754, 6713, 13426, 20139, 40278]

約数ペア:

[(1, 40278), (2, 20139), (3, 13426), (6, 6713), (7, 5754), (14, 2877), (21, 1918), (42, 959), (49, 822), (98, 411), (137, 294), (147, 274)]