12735970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^2$

素因数の和:646

約数の個数: 24

約数和(自身を含む): 24767316

約数和(自身を除く): 12031346

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 313, 626, 1565, 3130, 4069, 8138, 20345, 40690, 97969, 195938, 489845, 979690, 1273597, 2547194, 6367985, 12735970]

約数ペア:

[(1, 12735970), (2, 6367985), (5, 2547194), (10, 1273597), (13, 979690), (26, 489845), (65, 195938), (130, 97969), (313, 40690), (626, 20345), (1565, 8138), (3130, 4069)]