259848

素因数分解:

$2^3\times 3^4\times {\mathrm{401}}^1$

素因数の和:419

約数の個数: 40

約数和(自身を含む): 729630

約数和(自身を除く): 469782

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 401, 648, 802, 1203, 1604, 2406, 3208, 3609, 4812, 7218, 9624, 10827, 14436, 21654, 28872, 32481, 43308, 64962, 86616, 129924, 259848]

約数ペア:

[(1, 259848), (2, 129924), (3, 86616), (4, 64962), (6, 43308), (8, 32481), (9, 28872), (12, 21654), (18, 14436), (24, 10827), (27, 9624), (36, 7218), (54, 4812), (72, 3609), (81, 3208), (108, 2406), (162, 1604), (216, 1203), (324, 802), (401, 648)]