2775883318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7687}}^1$

素因数の和:7781

約数の個数: 64

約数和(自身を含む): 5114672640

約数和(自身を除く): 2338789322

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 43, 86, 221, 247, 323, 442, 494, 559, 646, 731, 817, 1118, 1462, 1634, 4199, 7687, 8398, 9503, 10621, 13889, 15374, 19006, 21242, 27778, 99931, 130679, 146053, 180557, 199862, 261358, 292106, 330541, 361114, 661082, 1698827, 1898689, 2482901, 3397654, 3797378, 4297033, 4965802, 5619197, 6280279, 8594066, 11238394, 12560558, 32277713, 64555426, 73049561, 81643627, 106764743, 146099122, 163287254, 213529486, 1387941659, 2775883318]

約数ペア:

[(1, 2775883318), (2, 1387941659), (13, 213529486), (17, 163287254), (19, 146099122), (26, 106764743), (34, 81643627), (38, 73049561), (43, 64555426), (86, 32277713), (221, 12560558), (247, 11238394), (323, 8594066), (442, 6280279), (494, 5619197), (559, 4965802), (646, 4297033), (731, 3797378), (817, 3397654), (1118, 2482901), (1462, 1898689), (1634, 1698827), (4199, 661082), (7687, 361114), (8398, 330541), (9503, 292106), (10621, 261358), (13889, 199862), (15374, 180557), (19006, 146053), (21242, 130679), (27778, 99931)]