138159255

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:696

約数の個数: 64

約数和(自身を含む): 256048128

約数和(自身を除く): 117888873

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 71, 85, 195, 213, 221, 255, 355, 587, 663, 923, 1065, 1105, 1207, 1761, 2769, 2935, 3315, 3621, 4615, 6035, 7631, 8805, 9979, 13845, 15691, 18105, 22893, 29937, 38155, 41677, 47073, 49895, 78455, 114465, 125031, 129727, 149685, 208385, 235365, 389181, 541801, 625155, 648635, 708509, 1625403, 1945905, 2125527, 2709005, 3542545, 8127015, 9210617, 10627635, 27631851, 46053085, 138159255]

約数ペア:

[(1, 138159255), (3, 46053085), (5, 27631851), (13, 10627635), (15, 9210617), (17, 8127015), (39, 3542545), (51, 2709005), (65, 2125527), (71, 1945905), (85, 1625403), (195, 708509), (213, 648635), (221, 625155), (255, 541801), (355, 389181), (587, 235365), (663, 208385), (923, 149685), (1065, 129727), (1105, 125031), (1207, 114465), (1761, 78455), (2769, 49895), (2935, 47073), (3315, 41677), (3621, 38155), (4615, 29937), (6035, 22893), (7631, 18105), (8805, 15691), (9979, 13845)]