2097375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:89

約数の個数: 64

約数和(自身を含む): 4313088

約数和(自身を除く): 2215713

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 47, 51, 75, 85, 105, 119, 125, 141, 175, 235, 255, 329, 357, 375, 425, 525, 595, 705, 799, 875, 987, 1175, 1275, 1645, 1785, 2125, 2397, 2625, 2975, 3525, 3995, 4935, 5593, 5875, 6375, 8225, 8925, 11985, 14875, 16779, 17625, 19975, 24675, 27965, 41125, 44625, 59925, 83895, 99875, 123375, 139825, 299625, 419475, 699125, 2097375]

約数ペア:

[(1, 2097375), (3, 699125), (5, 419475), (7, 299625), (15, 139825), (17, 123375), (21, 99875), (25, 83895), (35, 59925), (47, 44625), (51, 41125), (75, 27965), (85, 24675), (105, 19975), (119, 17625), (125, 16779), (141, 14875), (175, 11985), (235, 8925), (255, 8225), (329, 6375), (357, 5875), (375, 5593), (425, 4935), (525, 3995), (595, 3525), (705, 2975), (799, 2625), (875, 2397), (987, 2125), (1175, 1785), (1275, 1645)]