71973099

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 123243120

約数和(自身を除く): 51270021

約数列:

[1, 3, 9, 11, 29, 33, 43, 53, 87, 99, 121, 129, 159, 261, 319, 363, 387, 473, 477, 583, 957, 1089, 1247, 1419, 1537, 1749, 2279, 2871, 3509, 3741, 4257, 4611, 5203, 5247, 6413, 6837, 10527, 11223, 13717, 13833, 15609, 16907, 19239, 20511, 25069, 31581, 41151, 46827, 50721, 57717, 66091, 75207, 123453, 150887, 152163, 185977, 198273, 225621, 275759, 452661, 557931, 594819, 727001, 827277, 1357983, 1673793, 2181003, 2481831, 6543009, 7997011, 23991033, 71973099]

約数ペア:

[(1, 71973099), (3, 23991033), (9, 7997011), (11, 6543009), (29, 2481831), (33, 2181003), (43, 1673793), (53, 1357983), (87, 827277), (99, 727001), (121, 594819), (129, 557931), (159, 452661), (261, 275759), (319, 225621), (363, 198273), (387, 185977), (473, 152163), (477, 150887), (583, 123453), (957, 75207), (1089, 66091), (1247, 57717), (1419, 50721), (1537, 46827), (1749, 41151), (2279, 31581), (2871, 25069), (3509, 20511), (3741, 19239), (4257, 16907), (4611, 15609), (5203, 13833), (5247, 13717), (6413, 11223), (6837, 10527)]