81125772

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10613}}^1$

素因数の和:10647

約数の個数: 72

約数和(自身を含む): 237159216

約数和(自身を除く): 156033444

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 10613, 21226, 31839, 42452, 63678, 74291, 127356, 137969, 148582, 222873, 275938, 297164, 413907, 445746, 520037, 551876, 827814, 891492, 965783, 1040074, 1560111, 1655628, 1931566, 2080148, 2897349, 3120222, 3863132, 5794698, 6240444, 6760481, 11589396, 13520962, 20281443, 27041924, 40562886, 81125772]

約数ペア:

[(1, 81125772), (2, 40562886), (3, 27041924), (4, 20281443), (6, 13520962), (7, 11589396), (12, 6760481), (13, 6240444), (14, 5794698), (21, 3863132), (26, 3120222), (28, 2897349), (39, 2080148), (42, 1931566), (49, 1655628), (52, 1560111), (78, 1040074), (84, 965783), (91, 891492), (98, 827814), (147, 551876), (156, 520037), (182, 445746), (196, 413907), (273, 297164), (294, 275938), (364, 222873), (546, 148582), (588, 137969), (637, 127356), (1092, 74291), (1274, 63678), (1911, 42452), (2548, 31839), (3822, 21226), (7644, 10613)]