168396975

素因数分解:

$3^4\times 5^2\times {\mathrm{137}}^1\times {\mathrm{607}}^1$

素因数の和:766

約数の個数: 60

約数和(自身を含む): 314723904

約数和(自身を除く): 146326929

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 137, 225, 405, 411, 607, 675, 685, 1233, 1821, 2025, 2055, 3035, 3425, 3699, 5463, 6165, 9105, 10275, 11097, 15175, 16389, 18495, 27315, 30825, 45525, 49167, 55485, 81945, 83159, 92475, 136575, 245835, 249477, 277425, 409725, 415795, 748431, 1229175, 1247385, 2078975, 2245293, 3742155, 6236925, 6735879, 11226465, 18710775, 33679395, 56132325, 168396975]

約数ペア:

[(1, 168396975), (3, 56132325), (5, 33679395), (9, 18710775), (15, 11226465), (25, 6735879), (27, 6236925), (45, 3742155), (75, 2245293), (81, 2078975), (135, 1247385), (137, 1229175), (225, 748431), (405, 415795), (411, 409725), (607, 277425), (675, 249477), (685, 245835), (1233, 136575), (1821, 92475), (2025, 83159), (2055, 81945), (3035, 55485), (3425, 49167), (3699, 45525), (5463, 30825), (6165, 27315), (9105, 18495), (10275, 16389), (11097, 15175)]