138176985

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{4129}}^1$

素因数の和:4257

約数の個数: 32

約数和(自身を含む): 233130240

約数和(自身を除く): 94953255

約数列:

[1, 3, 5, 15, 23, 69, 97, 115, 291, 345, 485, 1455, 2231, 4129, 6693, 11155, 12387, 20645, 33465, 61935, 94967, 284901, 400513, 474835, 1201539, 1424505, 2002565, 6007695, 9211799, 27635397, 46058995, 138176985]

約数ペア:

[(1, 138176985), (3, 46058995), (5, 27635397), (15, 9211799), (23, 6007695), (69, 2002565), (97, 1424505), (115, 1201539), (291, 474835), (345, 400513), (485, 284901), (1455, 94967), (2231, 61935), (4129, 33465), (6693, 20645), (11155, 12387)]