1288333865

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{863}}^1$

素因数の和:1098

約数の個数: 64

約数和(自身を含む): 2027483136

約数和(自身を除く): 739149271

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 193, 221, 455, 595, 863, 965, 1105, 1351, 1547, 2509, 3281, 4315, 6041, 6755, 7735, 11219, 12545, 14671, 16405, 17563, 22967, 30205, 42653, 56095, 73355, 78533, 87815, 102697, 114835, 166559, 190723, 213265, 298571, 392665, 513485, 832795, 953615, 1165913, 1335061, 1492855, 2165267, 2831503, 5829565, 6675305, 10826335, 14157515, 15156869, 19820521, 36809539, 75784345, 99102605, 184047695, 257666773, 1288333865]

約数ペア:

[(1, 1288333865), (5, 257666773), (7, 184047695), (13, 99102605), (17, 75784345), (35, 36809539), (65, 19820521), (85, 15156869), (91, 14157515), (119, 10826335), (193, 6675305), (221, 5829565), (455, 2831503), (595, 2165267), (863, 1492855), (965, 1335061), (1105, 1165913), (1351, 953615), (1547, 832795), (2509, 513485), (3281, 392665), (4315, 298571), (6041, 213265), (6755, 190723), (7735, 166559), (11219, 114835), (12545, 102697), (14671, 87815), (16405, 78533), (17563, 73355), (22967, 56095), (30205, 42653)]