1972378875

素因数分解:

$3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{169667}}^1$

素因数の和:169716

約数の個数: 32

約数和(自身を含む): 3387930624

約数和(自身を除く): 1415551749

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 125, 155, 375, 465, 775, 2325, 3875, 11625, 169667, 509001, 848335, 2545005, 4241675, 5259677, 12725025, 15779031, 21208375, 26298385, 63625125, 78895155, 131491925, 394475775, 657459625, 1972378875]

約数ペア:

[(1, 1972378875), (3, 657459625), (5, 394475775), (15, 131491925), (25, 78895155), (31, 63625125), (75, 26298385), (93, 21208375), (125, 15779031), (155, 12725025), (375, 5259677), (465, 4241675), (775, 2545005), (2325, 848335), (3875, 509001), (11625, 169667)]