308788

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 604800

約数和(自身を除く): 296012

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 239, 323, 478, 646, 956, 1292, 4063, 4541, 8126, 9082, 16252, 18164, 77197, 154394, 308788]

約数ペア:

[(1, 308788), (2, 154394), (4, 77197), (17, 18164), (19, 16252), (34, 9082), (38, 8126), (68, 4541), (76, 4063), (239, 1292), (323, 956), (478, 646)]