630196

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 1282176

約数和(自身を除く): 651980

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 317, 497, 634, 994, 1268, 1988, 2219, 4438, 8876, 22507, 45014, 90028, 157549, 315098, 630196]

約数ペア:

[(1, 630196), (2, 315098), (4, 157549), (7, 90028), (14, 45014), (28, 22507), (71, 8876), (142, 4438), (284, 2219), (317, 1988), (497, 1268), (634, 994)]