66245907

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{242659}}^1$

素因数の和:242682

約数の個数: 16

約数和(自身を含む): 108711680

約数和(自身を除く): 42465773

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 242659, 727977, 1698613, 3154567, 5095839, 9463701, 22081969, 66245907]

約数ペア:

[(1, 66245907), (3, 22081969), (7, 9463701), (13, 5095839), (21, 3154567), (39, 1698613), (91, 727977), (273, 242659)]