16947375

素因数分解:

$3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{1051}}^1$

素因数の和:1112

約数の個数: 32

約数和(自身を含む): 28883712

約数和(自身を除く): 11936337

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 129, 215, 375, 645, 1051, 1075, 3153, 3225, 5255, 5375, 15765, 16125, 26275, 45193, 78825, 131375, 135579, 225965, 394125, 677895, 1129825, 3389475, 5649125, 16947375]

約数ペア:

[(1, 16947375), (3, 5649125), (5, 3389475), (15, 1129825), (25, 677895), (43, 394125), (75, 225965), (125, 135579), (129, 131375), (215, 78825), (375, 45193), (645, 26275), (1051, 16125), (1075, 15765), (3153, 5375), (3225, 5255)]