30978922

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:414

約数の個数: 32

約数和(自身を含む): 51819264

約数和(自身を除く): 20840342

約数列:

[1, 2, 13, 26, 47, 94, 101, 202, 251, 502, 611, 1222, 1313, 2626, 3263, 4747, 6526, 9494, 11797, 23594, 25351, 50702, 61711, 123422, 153361, 306722, 329563, 659126, 1191497, 2382994, 15489461, 30978922]

約数ペア:

[(1, 30978922), (2, 15489461), (13, 2382994), (26, 1191497), (47, 659126), (94, 329563), (101, 306722), (202, 153361), (251, 123422), (502, 61711), (611, 50702), (1222, 25351), (1313, 23594), (2626, 11797), (3263, 9494), (4747, 6526)]