397888929

素因数分解:

$3^6\times {\mathrm{269}}^1\times {\mathrm{2029}}^1$

素因数の和:2316

約数の個数: 28

約数和(自身を含む): 599073300

約数和(自身を除く): 201184371

約数列:

[1, 3, 9, 27, 81, 243, 269, 729, 807, 2029, 2421, 6087, 7263, 18261, 21789, 54783, 65367, 164349, 196101, 493047, 545801, 1479141, 1637403, 4912209, 14736627, 44209881, 132629643, 397888929]

約数ペア:

[(1, 397888929), (3, 132629643), (9, 44209881), (27, 14736627), (81, 4912209), (243, 1637403), (269, 1479141), (729, 545801), (807, 493047), (2029, 196101), (2421, 164349), (6087, 65367), (7263, 54783), (18261, 21789)]