64687974

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{2089}}^1$

素因数の和:2504

約数の個数: 32

約数和(自身を含む): 139745760

約数和(自身を除く): 75057786

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 397, 794, 1191, 2089, 2382, 4178, 5161, 6267, 10322, 12534, 15483, 27157, 30966, 54314, 81471, 162942, 829333, 1658666, 2487999, 4975998, 10781329, 21562658, 32343987, 64687974]

約数ペア:

[(1, 64687974), (2, 32343987), (3, 21562658), (6, 10781329), (13, 4975998), (26, 2487999), (39, 1658666), (78, 829333), (397, 162942), (794, 81471), (1191, 54314), (2089, 30966), (2382, 27157), (4178, 15483), (5161, 12534), (6267, 10322)]