259202493

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{659}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 426254400

約数和(自身を除く): 167051907

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 137, 261, 319, 411, 659, 957, 1233, 1507, 1977, 2871, 3973, 4521, 5931, 7249, 11919, 13563, 19111, 21747, 35757, 43703, 57333, 65241, 90283, 131109, 171999, 210221, 270849, 393327, 630663, 812547, 993113, 1891989, 2618207, 2979339, 7854621, 8938017, 23563863, 28800277, 86400831, 259202493]

約数ペア:

[(1, 259202493), (3, 86400831), (9, 28800277), (11, 23563863), (29, 8938017), (33, 7854621), (87, 2979339), (99, 2618207), (137, 1891989), (261, 993113), (319, 812547), (411, 630663), (659, 393327), (957, 270849), (1233, 210221), (1507, 171999), (1977, 131109), (2871, 90283), (3973, 65241), (4521, 57333), (5931, 43703), (7249, 35757), (11919, 21747), (13563, 19111)]