891178964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{547}}^1$

素因数の和:697

約数の個数: 96

約数和(自身を含む): 1894677120

約数和(自身を除く): 1003498156

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 97, 194, 221, 247, 323, 388, 442, 494, 547, 646, 884, 988, 1094, 1261, 1292, 1649, 1843, 2188, 2522, 3298, 3686, 4199, 5044, 6596, 7111, 7372, 8398, 9299, 10393, 14222, 16796, 18598, 20786, 21437, 23959, 28444, 31331, 37196, 41572, 42874, 47918, 53059, 62662, 85748, 95836, 106118, 120887, 125324, 135109, 176681, 212236, 241774, 270218, 353362, 407303, 483548, 540436, 689767, 706724, 814606, 902003, 1008121, 1379534, 1629212, 1804006, 2016242, 2296853, 2759068, 3608012, 4032484, 4593706, 9187412, 11726039, 13105573, 17138057, 23452078, 26211146, 34276114, 46904156, 52422292, 68552228, 222794741, 445589482, 891178964]

約数ペア:

[(1, 891178964), (2, 445589482), (4, 222794741), (13, 68552228), (17, 52422292), (19, 46904156), (26, 34276114), (34, 26211146), (38, 23452078), (52, 17138057), (68, 13105573), (76, 11726039), (97, 9187412), (194, 4593706), (221, 4032484), (247, 3608012), (323, 2759068), (388, 2296853), (442, 2016242), (494, 1804006), (547, 1629212), (646, 1379534), (884, 1008121), (988, 902003), (1094, 814606), (1261, 706724), (1292, 689767), (1649, 540436), (1843, 483548), (2188, 407303), (2522, 353362), (3298, 270218), (3686, 241774), (4199, 212236), (5044, 176681), (6596, 135109), (7111, 125324), (7372, 120887), (8398, 106118), (9299, 95836), (10393, 85748), (14222, 62662), (16796, 53059), (18598, 47918), (20786, 42874), (21437, 41572), (23959, 37196), (28444, 31331)]