64437438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{5471}}^1$

素因数の和:5640

約数の個数: 32

約数和(自身を含む): 139732992

約数和(自身を除く): 75295554

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 151, 302, 453, 906, 1963, 3926, 5471, 5889, 10942, 11778, 16413, 32826, 71123, 142246, 213369, 426738, 826121, 1652242, 2478363, 4956726, 10739573, 21479146, 32218719, 64437438]

約数ペア:

[(1, 64437438), (2, 32218719), (3, 21479146), (6, 10739573), (13, 4956726), (26, 2478363), (39, 1652242), (78, 826121), (151, 426738), (302, 213369), (453, 142246), (906, 71123), (1963, 32826), (3926, 16413), (5471, 11778), (5889, 10942)]