214909875

素因数分解:

$3^3\times 5^3\times {\mathrm{37}}^1\times {\mathrm{1721}}^1$

素因数の和:1782

約数の個数: 64

約数和(自身を含む): 408320640

約数和(自身を除く): 193410765

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 111, 125, 135, 185, 225, 333, 375, 555, 675, 925, 999, 1125, 1665, 1721, 2775, 3375, 4625, 4995, 5163, 8325, 8605, 13875, 15489, 24975, 25815, 41625, 43025, 46467, 63677, 77445, 124875, 129075, 191031, 215125, 232335, 318385, 387225, 573093, 645375, 955155, 1161675, 1591925, 1719279, 1936125, 2865465, 4775775, 5808375, 7959625, 8596395, 14327325, 23878875, 42981975, 71636625, 214909875]

約数ペア:

[(1, 214909875), (3, 71636625), (5, 42981975), (9, 23878875), (15, 14327325), (25, 8596395), (27, 7959625), (37, 5808375), (45, 4775775), (75, 2865465), (111, 1936125), (125, 1719279), (135, 1591925), (185, 1161675), (225, 955155), (333, 645375), (375, 573093), (555, 387225), (675, 318385), (925, 232335), (999, 215125), (1125, 191031), (1665, 129075), (1721, 124875), (2775, 77445), (3375, 63677), (4625, 46467), (4995, 43025), (5163, 41625), (8325, 25815), (8605, 24975), (13875, 15489)]