22071825

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1721}}^1$

素因数の和:1759

約数の個数: 48

約数和(自身を含む): 42705600

約数和(自身を除く): 20633775

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 475, 513, 675, 855, 1425, 1721, 2565, 4275, 5163, 8605, 12825, 15489, 25815, 32699, 43025, 46467, 77445, 98097, 129075, 163495, 232335, 294291, 387225, 490485, 817475, 882873, 1161675, 1471455, 2452425, 4414365, 7357275, 22071825]

約数ペア:

[(1, 22071825), (3, 7357275), (5, 4414365), (9, 2452425), (15, 1471455), (19, 1161675), (25, 882873), (27, 817475), (45, 490485), (57, 387225), (75, 294291), (95, 232335), (135, 163495), (171, 129075), (225, 98097), (285, 77445), (475, 46467), (513, 43025), (675, 32699), (855, 25815), (1425, 15489), (1721, 12825), (2565, 8605), (4275, 5163)]