128229892

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{77621}}^1$

素因数の和:77691

約数の個数: 24

約数和(自身を含む): 260809920

約数和(自身を除く): 132580028

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 77621, 155242, 310484, 543347, 1086694, 2173388, 4579639, 9159278, 18318556, 32057473, 64114946, 128229892]

約数ペア:

[(1, 128229892), (2, 64114946), (4, 32057473), (7, 18318556), (14, 9159278), (28, 4579639), (59, 2173388), (118, 1086694), (236, 543347), (413, 310484), (826, 155242), (1652, 77621)]