289148972

素因数分解:

$2^2\times 7^1\times {\mathrm{827}}^1\times {\mathrm{12487}}^1$

素因数の和:13325

約数の個数: 24

約数和(自身を含む): 579043584

約数和(自身を除く): 289894612

約数列:

[1, 2, 4, 7, 14, 28, 827, 1654, 3308, 5789, 11578, 12487, 23156, 24974, 49948, 87409, 174818, 349636, 10326749, 20653498, 41306996, 72287243, 144574486, 289148972]

約数ペア:

[(1, 289148972), (2, 144574486), (4, 72287243), (7, 41306996), (14, 20653498), (28, 10326749), (827, 349636), (1654, 174818), (3308, 87409), (5789, 49948), (11578, 24974), (12487, 23156)]