819396

素因数分解:

$2^2\times 3^6\times {\mathrm{281}}^1$

素因数の和:303

約数の個数: 42

約数和(自身を含む): 2157582

約数和(自身を除く): 1338186

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 281, 324, 486, 562, 729, 843, 972, 1124, 1458, 1686, 2529, 2916, 3372, 5058, 7587, 10116, 15174, 22761, 30348, 45522, 68283, 91044, 136566, 204849, 273132, 409698, 819396]

約数ペア:

[(1, 819396), (2, 409698), (3, 273132), (4, 204849), (6, 136566), (9, 91044), (12, 68283), (18, 45522), (27, 30348), (36, 22761), (54, 15174), (81, 10116), (108, 7587), (162, 5058), (243, 3372), (281, 2916), (324, 2529), (486, 1686), (562, 1458), (729, 1124), (843, 972)]