19225125

素因数分解:

$3^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{743}}^1$

素因数の和:787

約数の個数: 48

約数和(自身を含む): 36211968

約数和(自身を除く): 16986843

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 207, 225, 345, 375, 575, 743, 1035, 1125, 1725, 2229, 2875, 3715, 5175, 6687, 8625, 11145, 17089, 18575, 25875, 33435, 51267, 55725, 85445, 92875, 153801, 167175, 256335, 278625, 427225, 769005, 835875, 1281675, 2136125, 3845025, 6408375, 19225125]

約数ペア:

[(1, 19225125), (3, 6408375), (5, 3845025), (9, 2136125), (15, 1281675), (23, 835875), (25, 769005), (45, 427225), (69, 278625), (75, 256335), (115, 167175), (125, 153801), (207, 92875), (225, 85445), (345, 55725), (375, 51267), (575, 33435), (743, 25875), (1035, 18575), (1125, 17089), (1725, 11145), (2229, 8625), (2875, 6687), (3715, 5175)]