27722475

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:537

約数の個数: 72

約数和(自身を含む): 56639232

約数和(自身を除く): 28916757

約数列:

[1, 3, 5, 9, 11, 15, 23, 25, 33, 45, 55, 69, 75, 99, 115, 165, 207, 225, 253, 275, 345, 487, 495, 575, 759, 825, 1035, 1265, 1461, 1725, 2277, 2435, 2475, 3795, 4383, 5175, 5357, 6325, 7305, 11201, 11385, 12175, 16071, 18975, 21915, 26785, 33603, 36525, 48213, 56005, 56925, 80355, 100809, 109575, 123211, 133925, 168015, 241065, 280025, 369633, 401775, 504045, 616055, 840075, 1108899, 1205325, 1848165, 2520225, 3080275, 5544495, 9240825, 27722475]

約数ペア:

[(1, 27722475), (3, 9240825), (5, 5544495), (9, 3080275), (11, 2520225), (15, 1848165), (23, 1205325), (25, 1108899), (33, 840075), (45, 616055), (55, 504045), (69, 401775), (75, 369633), (99, 280025), (115, 241065), (165, 168015), (207, 133925), (225, 123211), (253, 109575), (275, 100809), (345, 80355), (487, 56925), (495, 56005), (575, 48213), (759, 36525), (825, 33603), (1035, 26785), (1265, 21915), (1461, 18975), (1725, 16071), (2277, 12175), (2435, 11385), (2475, 11201), (3795, 7305), (4383, 6325), (5175, 5357)]