263144025

素因数分解:

$3^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{4019}}^1$

素因数の和:4135

約数の個数: 48

約数和(自身を含む): 488510400

約数和(自身を除く): 225366375

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 97, 135, 225, 291, 485, 675, 873, 1455, 2425, 2619, 4019, 4365, 7275, 12057, 13095, 20095, 21825, 36171, 60285, 65475, 100475, 108513, 180855, 301425, 389843, 542565, 904275, 1169529, 1949215, 2712825, 3508587, 5847645, 9746075, 10525761, 17542935, 29238225, 52628805, 87714675, 263144025]

約数ペア:

[(1, 263144025), (3, 87714675), (5, 52628805), (9, 29238225), (15, 17542935), (25, 10525761), (27, 9746075), (45, 5847645), (75, 3508587), (97, 2712825), (135, 1949215), (225, 1169529), (291, 904275), (485, 542565), (675, 389843), (873, 301425), (1455, 180855), (2425, 108513), (2619, 100475), (4019, 65475), (4365, 60285), (7275, 36171), (12057, 21825), (13095, 20095)]