3855375

素因数分解:

$3^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:193

約数の個数: 48

約数和(自身を含む): 7300800

約数和(自身を除く): 3445425

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 149, 207, 225, 345, 375, 447, 575, 745, 1035, 1125, 1341, 1725, 2235, 2875, 3427, 3725, 5175, 6705, 8625, 10281, 11175, 17135, 18625, 25875, 30843, 33525, 51405, 55875, 85675, 154215, 167625, 257025, 428375, 771075, 1285125, 3855375]

約数ペア:

[(1, 3855375), (3, 1285125), (5, 771075), (9, 428375), (15, 257025), (23, 167625), (25, 154215), (45, 85675), (69, 55875), (75, 51405), (115, 33525), (125, 30843), (149, 25875), (207, 18625), (225, 17135), (345, 11175), (375, 10281), (447, 8625), (575, 6705), (745, 5175), (1035, 3725), (1125, 3427), (1341, 2875), (1725, 2235)]