16431375

素因数分解:

$3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{1019}}^1$

素因数の和:1080

約数の個数: 32

約数和(自身を含む): 28005120

約数和(自身を除く): 11573745

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 129, 215, 375, 645, 1019, 1075, 3057, 3225, 5095, 5375, 15285, 16125, 25475, 43817, 76425, 127375, 131451, 219085, 382125, 657255, 1095425, 3286275, 5477125, 16431375]

約数ペア:

[(1, 16431375), (3, 5477125), (5, 3286275), (15, 1095425), (25, 657255), (43, 382125), (75, 219085), (125, 131451), (129, 127375), (215, 76425), (375, 43817), (645, 25475), (1019, 16125), (1075, 15285), (3057, 5375), (3225, 5095)]