20156227785

素因数分解:

$3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1\times {\mathrm{5179}}^1$

素因数の和:5547

約数の個数: 64

約数和(自身を含む): 36281548800

約数和(自身を除く): 16125321015

約数列:

[1, 3, 5, 9, 15, 27, 45, 127, 135, 227, 381, 635, 681, 1135, 1143, 1905, 2043, 3405, 3429, 5179, 5715, 6129, 10215, 15537, 17145, 25895, 28829, 30645, 46611, 77685, 86487, 139833, 144145, 233055, 259461, 432435, 657733, 699165, 778383, 1175633, 1297305, 1973199, 3288665, 3526899, 3891915, 5878165, 5919597, 9865995, 10580697, 17634495, 17758791, 29597985, 31742091, 52903485, 88793955, 149305391, 158710455, 447916173, 746526955, 1343748519, 2239580865, 4031245557, 6718742595, 20156227785]

約数ペア:

[(1, 20156227785), (3, 6718742595), (5, 4031245557), (9, 2239580865), (15, 1343748519), (27, 746526955), (45, 447916173), (127, 158710455), (135, 149305391), (227, 88793955), (381, 52903485), (635, 31742091), (681, 29597985), (1135, 17758791), (1143, 17634495), (1905, 10580697), (2043, 9865995), (3405, 5919597), (3429, 5878165), (5179, 3891915), (5715, 3526899), (6129, 3288665), (10215, 1973199), (15537, 1297305), (17145, 1175633), (25895, 778383), (28829, 699165), (30645, 657733), (46611, 432435), (77685, 259461), (86487, 233055), (139833, 144145)]