470428

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 961632

約数和(自身を除く): 491204

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 317, 371, 634, 742, 1268, 1484, 2219, 4438, 8876, 16801, 33602, 67204, 117607, 235214, 470428]

約数ペア:

[(1, 470428), (2, 235214), (4, 117607), (7, 67204), (14, 33602), (28, 16801), (53, 8876), (106, 4438), (212, 2219), (317, 1484), (371, 1268), (634, 742)]