81285288

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{11801}}^1$

素因数の和:11858

約数の個数: 64

約数和(自身を含む): 237928320

約数和(自身を除く): 156643032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 328, 492, 574, 861, 984, 1148, 1722, 2296, 3444, 6888, 11801, 23602, 35403, 47204, 70806, 82607, 94408, 141612, 165214, 247821, 283224, 330428, 483841, 495642, 660856, 967682, 991284, 1451523, 1935364, 1982568, 2903046, 3386887, 3870728, 5806092, 6773774, 10160661, 11612184, 13547548, 20321322, 27095096, 40642644, 81285288]

約数ペア:

[(1, 81285288), (2, 40642644), (3, 27095096), (4, 20321322), (6, 13547548), (7, 11612184), (8, 10160661), (12, 6773774), (14, 5806092), (21, 3870728), (24, 3386887), (28, 2903046), (41, 1982568), (42, 1935364), (56, 1451523), (82, 991284), (84, 967682), (123, 660856), (164, 495642), (168, 483841), (246, 330428), (287, 283224), (328, 247821), (492, 165214), (574, 141612), (861, 94408), (984, 82607), (1148, 70806), (1722, 47204), (2296, 35403), (3444, 23602), (6888, 11801)]