81631452

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{138829}}^1$

素因数の和:138850

約数の個数: 36

約数和(自身を含む): 221572680

約数和(自身を除く): 139941228

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 138829, 277658, 416487, 555316, 832974, 971803, 1665948, 1943606, 2915409, 3887212, 5830818, 6802621, 11661636, 13605242, 20407863, 27210484, 40815726, 81631452]

約数ペア:

[(1, 81631452), (2, 40815726), (3, 27210484), (4, 20407863), (6, 13605242), (7, 11661636), (12, 6802621), (14, 5830818), (21, 3887212), (28, 2915409), (42, 1943606), (49, 1665948), (84, 971803), (98, 832974), (147, 555316), (196, 416487), (294, 277658), (588, 138829)]