291213272

素因数分解:

$2^3\times 7^2\times {\mathrm{742891}}^1$

素因数の和:742911

約数の個数: 24

約数和(自身を含む): 635172660

約数和(自身を除く): 343959388

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 742891, 1485782, 2971564, 5200237, 5943128, 10400474, 20800948, 36401659, 41601896, 72803318, 145606636, 291213272]

約数ペア:

[(1, 291213272), (2, 145606636), (4, 72803318), (7, 41601896), (8, 36401659), (14, 20800948), (28, 10400474), (49, 5943128), (56, 5200237), (98, 2971564), (196, 1485782), (392, 742891)]