155458521

素因数分解:

$3^7\times {\mathrm{31}}^1\times {\mathrm{2293}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 240778240

約数和(自身を除く): 85319719

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 729, 837, 2187, 2293, 2511, 6879, 7533, 20637, 22599, 61911, 67797, 71083, 185733, 213249, 557199, 639747, 1671597, 1919241, 5014791, 5757723, 17273169, 51819507, 155458521]

約数ペア:

[(1, 155458521), (3, 51819507), (9, 17273169), (27, 5757723), (31, 5014791), (81, 1919241), (93, 1671597), (243, 639747), (279, 557199), (729, 213249), (837, 185733), (2187, 71083), (2293, 67797), (2511, 61911), (6879, 22599), (7533, 20637)]