16238637

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:295

約数の個数: 40

約数和(自身を含む): 26019840

約数和(自身を除く): 9781203

約数列:

[1, 3, 9, 27, 29, 31, 81, 87, 93, 223, 261, 279, 669, 783, 837, 899, 2007, 2349, 2511, 2697, 6021, 6467, 6913, 8091, 18063, 19401, 20739, 24273, 58203, 62217, 72819, 174609, 186651, 200477, 523827, 559953, 601431, 1804293, 5412879, 16238637]

約数ペア:

[(1, 16238637), (3, 5412879), (9, 1804293), (27, 601431), (29, 559953), (31, 523827), (81, 200477), (87, 186651), (93, 174609), (223, 72819), (261, 62217), (279, 58203), (669, 24273), (783, 20739), (837, 19401), (899, 18063), (2007, 8091), (2349, 6913), (2511, 6467), (2697, 6021)]