128426972

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{241}}^1\times {\mathrm{1049}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 227673600

約数和(自身を除く): 99246628

約数列:

[1, 2, 4, 127, 241, 254, 482, 508, 964, 1049, 2098, 4196, 30607, 61214, 122428, 133223, 252809, 266446, 505618, 532892, 1011236, 32106743, 64213486, 128426972]

約数ペア:

[(1, 128426972), (2, 64213486), (4, 32106743), (127, 1011236), (241, 532892), (254, 505618), (482, 266446), (508, 252809), (964, 133223), (1049, 122428), (2098, 61214), (4196, 30607)]