1621563664

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4733}}^1$

素因数の和:4797

約数の個数: 120

約数和(自身を含む): 4015189440

約数和(自身を除く): 2393625776

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 38, 46, 49, 56, 76, 92, 98, 112, 133, 152, 161, 184, 196, 266, 304, 322, 368, 392, 437, 532, 644, 784, 874, 931, 1064, 1127, 1288, 1748, 1862, 2128, 2254, 2576, 3059, 3496, 3724, 4508, 4733, 6118, 6992, 7448, 9016, 9466, 12236, 14896, 18032, 18932, 21413, 24472, 33131, 37864, 42826, 48944, 66262, 75728, 85652, 89927, 108859, 132524, 171304, 179854, 217718, 231917, 265048, 342608, 359708, 435436, 463834, 530096, 629489, 719416, 762013, 870872, 927668, 1258978, 1438832, 1524026, 1741744, 1855336, 2068321, 2517956, 3048052, 3710672, 4136642, 4406423, 5035912, 5334091, 6096104, 8273284, 8812846, 10071824, 10668182, 12192208, 14478247, 16546568, 17625692, 21336364, 28956494, 33093136, 35251384, 42672728, 57912988, 70502768, 85345456, 101347729, 115825976, 202695458, 231651952, 405390916, 810781832, 1621563664]

約数ペア:

[(1, 1621563664), (2, 810781832), (4, 405390916), (7, 231651952), (8, 202695458), (14, 115825976), (16, 101347729), (19, 85345456), (23, 70502768), (28, 57912988), (38, 42672728), (46, 35251384), (49, 33093136), (56, 28956494), (76, 21336364), (92, 17625692), (98, 16546568), (112, 14478247), (133, 12192208), (152, 10668182), (161, 10071824), (184, 8812846), (196, 8273284), (266, 6096104), (304, 5334091), (322, 5035912), (368, 4406423), (392, 4136642), (437, 3710672), (532, 3048052), (644, 2517956), (784, 2068321), (874, 1855336), (931, 1741744), (1064, 1524026), (1127, 1438832), (1288, 1258978), (1748, 927668), (1862, 870872), (2128, 762013), (2254, 719416), (2576, 629489), (3059, 530096), (3496, 463834), (3724, 435436), (4508, 359708), (4733, 342608), (6118, 265048), (6992, 231917), (7448, 217718), (9016, 179854), (9466, 171304), (12236, 132524), (14896, 108859), (18032, 89927), (18932, 85652), (21413, 75728), (24472, 66262), (33131, 48944), (37864, 42826)]