31194375

素因数分解:

$3^1\times 5^4\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:281

約数の個数: 40

約数和(自身を含む): 52783104

約数和(自身を除く): 21588729

約数列:

[1, 3, 5, 15, 25, 75, 125, 127, 131, 375, 381, 393, 625, 635, 655, 1875, 1905, 1965, 3175, 3275, 9525, 9825, 15875, 16375, 16637, 47625, 49125, 49911, 79375, 81875, 83185, 238125, 245625, 249555, 415925, 1247775, 2079625, 6238875, 10398125, 31194375]

約数ペア:

[(1, 31194375), (3, 10398125), (5, 6238875), (15, 2079625), (25, 1247775), (75, 415925), (125, 249555), (127, 245625), (131, 238125), (375, 83185), (381, 81875), (393, 79375), (625, 49911), (635, 49125), (655, 47625), (1875, 16637), (1905, 16375), (1965, 15875), (3175, 9825), (3275, 9525)]