89756779

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 110648400

約数和(自身を除く): 20891621

約数列:

[1, 7, 19, 49, 133, 229, 421, 931, 1603, 2947, 4351, 7999, 11221, 20629, 30457, 55993, 96409, 213199, 391951, 674863, 1831771, 4724041, 12822397, 89756779]

約数ペア:

[(1, 89756779), (7, 12822397), (19, 4724041), (49, 1831771), (133, 674863), (229, 391951), (421, 213199), (931, 96409), (1603, 55993), (2947, 30457), (4351, 20629), (7999, 11221)]