689424255

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{4481}}^1$

素因数の和:4768

約数の個数: 48

約数和(自身を含む): 1292106816

約数和(自身を除く): 602682561

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 263, 585, 789, 1315, 2367, 3419, 3945, 4481, 10257, 11835, 13443, 17095, 22405, 30771, 40329, 51285, 58253, 67215, 153855, 174759, 201645, 291265, 524277, 873795, 1178503, 2621385, 3535509, 5892515, 10606527, 15320539, 17677545, 45961617, 53032635, 76602695, 137884851, 229808085, 689424255]

約数ペア:

[(1, 689424255), (3, 229808085), (5, 137884851), (9, 76602695), (13, 53032635), (15, 45961617), (39, 17677545), (45, 15320539), (65, 10606527), (117, 5892515), (195, 3535509), (263, 2621385), (585, 1178503), (789, 873795), (1315, 524277), (2367, 291265), (3419, 201645), (3945, 174759), (4481, 153855), (10257, 67215), (11835, 58253), (13443, 51285), (17095, 40329), (22405, 30771)]