28167656

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 60903360

約数和(自身を除く): 32735704

約数列:

[1, 2, 4, 8, 11, 22, 37, 41, 44, 74, 82, 88, 148, 164, 211, 296, 328, 407, 422, 451, 814, 844, 902, 1517, 1628, 1688, 1804, 2321, 3034, 3256, 3608, 4642, 6068, 7807, 8651, 9284, 12136, 15614, 16687, 17302, 18568, 31228, 33374, 34604, 62456, 66748, 69208, 85877, 95161, 133496, 171754, 190322, 320087, 343508, 380644, 640174, 687016, 761288, 1280348, 2560696, 3520957, 7041914, 14083828, 28167656]

約数ペア:

[(1, 28167656), (2, 14083828), (4, 7041914), (8, 3520957), (11, 2560696), (22, 1280348), (37, 761288), (41, 687016), (44, 640174), (74, 380644), (82, 343508), (88, 320087), (148, 190322), (164, 171754), (211, 133496), (296, 95161), (328, 85877), (407, 69208), (422, 66748), (451, 62456), (814, 34604), (844, 33374), (902, 31228), (1517, 18568), (1628, 17302), (1688, 16687), (1804, 15614), (2321, 12136), (3034, 9284), (3256, 8651), (3608, 7807), (4642, 6068)]