1978567164

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{7851457}}^1$

素因数の和:7851474

約数の個数: 36

約数和(自身を含む): 5715861424

約数和(自身を除く): 3737294260

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 7851457, 15702914, 23554371, 31405828, 47108742, 54960199, 70663113, 94217484, 109920398, 141326226, 164880597, 219840796, 282652452, 329761194, 494641791, 659522388, 989283582, 1978567164]

約数ペア:

[(1, 1978567164), (2, 989283582), (3, 659522388), (4, 494641791), (6, 329761194), (7, 282652452), (9, 219840796), (12, 164880597), (14, 141326226), (18, 109920398), (21, 94217484), (28, 70663113), (36, 54960199), (42, 47108742), (63, 31405828), (84, 23554371), (126, 15702914), (252, 7851457)]