12457815

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 20914176

約数和(自身を除く): 8456361

約数列:

[1, 3, 5, 15, 31, 73, 93, 155, 219, 365, 367, 465, 1095, 1101, 1835, 2263, 5505, 6789, 11315, 11377, 26791, 33945, 34131, 56885, 80373, 133955, 170655, 401865, 830521, 2491563, 4152605, 12457815]

約数ペア:

[(1, 12457815), (3, 4152605), (5, 2491563), (15, 830521), (31, 401865), (73, 170655), (93, 133955), (155, 80373), (219, 56885), (365, 34131), (367, 33945), (465, 26791), (1095, 11377), (1101, 11315), (1835, 6789), (2263, 5505)]