3181425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{251}}^1$

素因数の和:290

約数の個数: 36

約数和(自身を含む): 5718384

約数和(自身を除く): 2536959

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 169, 195, 251, 325, 507, 753, 845, 975, 1255, 2535, 3263, 3765, 4225, 6275, 9789, 12675, 16315, 18825, 42419, 48945, 81575, 127257, 212095, 244725, 636285, 1060475, 3181425]

約数ペア:

[(1, 3181425), (3, 1060475), (5, 636285), (13, 244725), (15, 212095), (25, 127257), (39, 81575), (65, 48945), (75, 42419), (169, 18825), (195, 16315), (251, 12675), (325, 9789), (507, 6275), (753, 4225), (845, 3765), (975, 3263), (1255, 2535)]