25809063

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 40796160

約数和(自身を除く): 14987097

約数列:

[1, 3, 7, 21, 47, 79, 141, 237, 329, 331, 553, 987, 993, 1659, 2317, 3713, 6951, 11139, 15557, 25991, 26149, 46671, 77973, 78447, 108899, 183043, 326697, 549129, 1229003, 3687009, 8603021, 25809063]

約数ペア:

[(1, 25809063), (3, 8603021), (7, 3687009), (21, 1229003), (47, 549129), (79, 326697), (141, 183043), (237, 108899), (329, 78447), (331, 77973), (553, 46671), (987, 26149), (993, 25991), (1659, 15557), (2317, 11139), (3713, 6951)]