221910216

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{11839}}^1$

素因数の和:11930

約数の個数: 64

約数和(自身を含む): 613785600

約数和(自身を除く): 391875384

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 71, 88, 132, 142, 213, 264, 284, 426, 568, 781, 852, 1562, 1704, 2343, 3124, 4686, 6248, 9372, 11839, 18744, 23678, 35517, 47356, 71034, 94712, 130229, 142068, 260458, 284136, 390687, 520916, 781374, 840569, 1041832, 1562748, 1681138, 2521707, 3125496, 3362276, 5043414, 6724552, 9246259, 10086828, 18492518, 20173656, 27738777, 36985036, 55477554, 73970072, 110955108, 221910216]

約数ペア:

[(1, 221910216), (2, 110955108), (3, 73970072), (4, 55477554), (6, 36985036), (8, 27738777), (11, 20173656), (12, 18492518), (22, 10086828), (24, 9246259), (33, 6724552), (44, 5043414), (66, 3362276), (71, 3125496), (88, 2521707), (132, 1681138), (142, 1562748), (213, 1041832), (264, 840569), (284, 781374), (426, 520916), (568, 390687), (781, 284136), (852, 260458), (1562, 142068), (1704, 130229), (2343, 94712), (3124, 71034), (4686, 47356), (6248, 35517), (9372, 23678), (11839, 18744)]