40947153

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{239}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 61931520

約数和(自身を除く): 20984367

約数列:

[1, 3, 13, 23, 39, 69, 191, 239, 299, 573, 717, 897, 2483, 3107, 4393, 5497, 7449, 9321, 13179, 16491, 45649, 57109, 71461, 136947, 171327, 214383, 593437, 1049927, 1780311, 3149781, 13649051, 40947153]

約数ペア:

[(1, 40947153), (3, 13649051), (13, 3149781), (23, 1780311), (39, 1049927), (69, 593437), (191, 214383), (239, 171327), (299, 136947), (573, 71461), (717, 57109), (897, 45649), (2483, 16491), (3107, 13179), (4393, 9321), (5497, 7449)]