31500495

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:254

約数の個数: 80

約数和(自身を含む): 63098112

約数和(自身を除く): 31597617

約数列:

[1, 3, 5, 9, 13, 15, 27, 31, 39, 45, 65, 81, 93, 117, 135, 155, 193, 195, 279, 351, 403, 405, 465, 579, 585, 837, 965, 1053, 1209, 1395, 1737, 1755, 2015, 2509, 2511, 2895, 3627, 4185, 5211, 5265, 5983, 6045, 7527, 8685, 10881, 12545, 12555, 15633, 17949, 18135, 22581, 26055, 29915, 32643, 37635, 53847, 54405, 67743, 77779, 78165, 89745, 112905, 161541, 163215, 203229, 233337, 269235, 338715, 388895, 484623, 700011, 807705, 1016145, 1166685, 2100033, 2423115, 3500055, 6300099, 10500165, 31500495]

約数ペア:

[(1, 31500495), (3, 10500165), (5, 6300099), (9, 3500055), (13, 2423115), (15, 2100033), (27, 1166685), (31, 1016145), (39, 807705), (45, 700011), (65, 484623), (81, 388895), (93, 338715), (117, 269235), (135, 233337), (155, 203229), (193, 163215), (195, 161541), (279, 112905), (351, 89745), (403, 78165), (405, 77779), (465, 67743), (579, 54405), (585, 53847), (837, 37635), (965, 32643), (1053, 29915), (1209, 26055), (1395, 22581), (1737, 18135), (1755, 17949), (2015, 15633), (2509, 12555), (2511, 12545), (2895, 10881), (3627, 8685), (4185, 7527), (5211, 6045), (5265, 5983)]