1097654895

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1217}}^1$

素因数の和:1382

約数の個数: 80

約数和(自身を含む): 2101020768

約数和(自身を除く): 1003365873

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 131, 135, 153, 255, 393, 405, 459, 655, 765, 1179, 1217, 1377, 1965, 2227, 2295, 3537, 3651, 5895, 6085, 6681, 6885, 10611, 10953, 11135, 17685, 18255, 20043, 20689, 32859, 33405, 53055, 54765, 60129, 62067, 98577, 100215, 103445, 159427, 164295, 180387, 186201, 300645, 310335, 478281, 492885, 558603, 797135, 901935, 931005, 1434843, 1675809, 2391405, 2710259, 2793015, 4304529, 7174215, 8130777, 8379045, 12913587, 13551295, 21522645, 24392331, 40653885, 64567935, 73176993, 121961655, 219530979, 365884965, 1097654895]

約数ペア:

[(1, 1097654895), (3, 365884965), (5, 219530979), (9, 121961655), (15, 73176993), (17, 64567935), (27, 40653885), (45, 24392331), (51, 21522645), (81, 13551295), (85, 12913587), (131, 8379045), (135, 8130777), (153, 7174215), (255, 4304529), (393, 2793015), (405, 2710259), (459, 2391405), (655, 1675809), (765, 1434843), (1179, 931005), (1217, 901935), (1377, 797135), (1965, 558603), (2227, 492885), (2295, 478281), (3537, 310335), (3651, 300645), (5895, 186201), (6085, 180387), (6681, 164295), (6885, 159427), (10611, 103445), (10953, 100215), (11135, 98577), (17685, 62067), (18255, 60129), (20043, 54765), (20689, 53055), (32859, 33405)]