27106125

素因数分解:

$3^1\times 5^3\times {\mathrm{41}}^2\times {\mathrm{43}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 47306688

約数和(自身を除く): 20200563

約数列:

[1, 3, 5, 15, 25, 41, 43, 75, 123, 125, 129, 205, 215, 375, 615, 645, 1025, 1075, 1681, 1763, 3075, 3225, 5043, 5125, 5289, 5375, 8405, 8815, 15375, 16125, 25215, 26445, 42025, 44075, 72283, 126075, 132225, 210125, 216849, 220375, 361415, 630375, 661125, 1084245, 1807075, 5421225, 9035375, 27106125]

約数ペア:

[(1, 27106125), (3, 9035375), (5, 5421225), (15, 1807075), (25, 1084245), (41, 661125), (43, 630375), (75, 361415), (123, 220375), (125, 216849), (129, 210125), (205, 132225), (215, 126075), (375, 72283), (615, 44075), (645, 42025), (1025, 26445), (1075, 25215), (1681, 16125), (1763, 15375), (3075, 8815), (3225, 8405), (5043, 5375), (5125, 5289)]