221305448

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13217}}^1$

素因数の和:13266

約数の個数: 64

約数和(自身を含む): 532949760

約数和(自身を除く): 311644312

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 46, 52, 56, 91, 92, 104, 161, 182, 184, 299, 322, 364, 598, 644, 728, 1196, 1288, 2093, 2392, 4186, 8372, 13217, 16744, 26434, 52868, 92519, 105736, 171821, 185038, 303991, 343642, 370076, 607982, 687284, 740152, 1202747, 1215964, 1374568, 2127937, 2405494, 2431928, 3951883, 4255874, 4810988, 7903766, 8511748, 9621976, 15807532, 17023496, 27663181, 31615064, 55326362, 110652724, 221305448]

約数ペア:

[(1, 221305448), (2, 110652724), (4, 55326362), (7, 31615064), (8, 27663181), (13, 17023496), (14, 15807532), (23, 9621976), (26, 8511748), (28, 7903766), (46, 4810988), (52, 4255874), (56, 3951883), (91, 2431928), (92, 2405494), (104, 2127937), (161, 1374568), (182, 1215964), (184, 1202747), (299, 740152), (322, 687284), (364, 607982), (598, 370076), (644, 343642), (728, 303991), (1196, 185038), (1288, 171821), (2093, 105736), (2392, 92519), (4186, 52868), (8372, 26434), (13217, 16744)]