664520493

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{29327}}^1$

素因数の和:29433

約数の個数: 32

約数和(自身を含む): 1103671296

約数和(自身を除く): 439150803

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 249, 273, 581, 1079, 1743, 3237, 7553, 22659, 29327, 87981, 205289, 381251, 615867, 1143753, 2434141, 2668757, 7302423, 8006271, 17038987, 31643833, 51116961, 94931499, 221506831, 664520493]

約数ペア:

[(1, 664520493), (3, 221506831), (7, 94931499), (13, 51116961), (21, 31643833), (39, 17038987), (83, 8006271), (91, 7302423), (249, 2668757), (273, 2434141), (581, 1143753), (1079, 615867), (1743, 381251), (3237, 205289), (7553, 87981), (22659, 29327)]