74580961

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 94814720

約数和(自身を除く): 20233759

約数列:

[1, 7, 13, 73, 91, 103, 109, 511, 721, 763, 949, 1339, 1417, 6643, 7519, 7957, 9373, 9919, 11227, 52633, 55699, 78589, 97747, 103441, 145951, 684229, 724087, 819571, 1021657, 5736997, 10654423, 74580961]

約数ペア:

[(1, 74580961), (7, 10654423), (13, 5736997), (73, 1021657), (91, 819571), (103, 724087), (109, 684229), (511, 145951), (721, 103441), (763, 97747), (949, 78589), (1339, 55699), (1417, 52633), (6643, 11227), (7519, 9919), (7957, 9373)]