6991425

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 15010944

約数和(自身を除く): 8019519

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 25, 35, 45, 63, 69, 75, 105, 115, 161, 175, 193, 207, 225, 315, 345, 483, 525, 575, 579, 805, 965, 1035, 1351, 1449, 1575, 1725, 1737, 2415, 2895, 4025, 4053, 4439, 4825, 5175, 6755, 7245, 8685, 12075, 12159, 13317, 14475, 20265, 22195, 31073, 33775, 36225, 39951, 43425, 60795, 66585, 93219, 101325, 110975, 155365, 199755, 279657, 303975, 332925, 466095, 776825, 998775, 1398285, 2330475, 6991425]

約数ペア:

[(1, 6991425), (3, 2330475), (5, 1398285), (7, 998775), (9, 776825), (15, 466095), (21, 332925), (23, 303975), (25, 279657), (35, 199755), (45, 155365), (63, 110975), (69, 101325), (75, 93219), (105, 66585), (115, 60795), (161, 43425), (175, 39951), (193, 36225), (207, 33775), (225, 31073), (315, 22195), (345, 20265), (483, 14475), (525, 13317), (575, 12159), (579, 12075), (805, 8685), (965, 7245), (1035, 6755), (1351, 5175), (1449, 4825), (1575, 4439), (1725, 4053), (1737, 4025), (2415, 2895)]