156987285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2447}}^1$

素因数の和:2522

約数の個数: 64

約数和(自身を含む): 315850752

約数和(自身を除く): 158863467

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 47, 65, 91, 105, 141, 195, 235, 273, 329, 455, 611, 705, 987, 1365, 1645, 1833, 2447, 3055, 4277, 4935, 7341, 9165, 12235, 12831, 17129, 21385, 31811, 36705, 51387, 64155, 85645, 95433, 115009, 159055, 222677, 256935, 345027, 477165, 575045, 668031, 805063, 1113385, 1495117, 1725135, 2415189, 3340155, 4025315, 4485351, 7475585, 10465819, 12075945, 22426755, 31397457, 52329095, 156987285]

約数ペア:

[(1, 156987285), (3, 52329095), (5, 31397457), (7, 22426755), (13, 12075945), (15, 10465819), (21, 7475585), (35, 4485351), (39, 4025315), (47, 3340155), (65, 2415189), (91, 1725135), (105, 1495117), (141, 1113385), (195, 805063), (235, 668031), (273, 575045), (329, 477165), (455, 345027), (611, 256935), (705, 222677), (987, 159055), (1365, 115009), (1645, 95433), (1833, 85645), (2447, 64155), (3055, 51387), (4277, 36705), (4935, 31811), (7341, 21385), (9165, 17129), (12235, 12831)]