397837972

素因数分解:

$2^2\times 7^1\times {\mathrm{569}}^1\times {\mathrm{24971}}^1$

素因数の和:25551

約数の個数: 24

約数和(自身を含む): 797106240

約数和(自身を除く): 399268268

約数列:

[1, 2, 4, 7, 14, 28, 569, 1138, 2276, 3983, 7966, 15932, 24971, 49942, 99884, 174797, 349594, 699188, 14208499, 28416998, 56833996, 99459493, 198918986, 397837972]

約数ペア:

[(1, 397837972), (2, 198918986), (4, 99459493), (7, 56833996), (14, 28416998), (28, 14208499), (569, 699188), (1138, 349594), (2276, 174797), (3983, 99884), (7966, 49942), (15932, 24971)]