128582956

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{7079}}^1$

素因数の和:7341

約数の個数: 24

約数和(自身を含む): 237888000

約数和(自身を除く): 109305044

約数列:

[1, 2, 4, 19, 38, 76, 239, 478, 956, 4541, 7079, 9082, 14158, 18164, 28316, 134501, 269002, 538004, 1691881, 3383762, 6767524, 32145739, 64291478, 128582956]

約数ペア:

[(1, 128582956), (2, 64291478), (4, 32145739), (19, 6767524), (38, 3383762), (76, 1691881), (239, 538004), (478, 269002), (956, 134501), (4541, 28316), (7079, 18164), (9082, 14158)]