1180818

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:248

約数の個数: 40

約数和(自身を含む): 2731212

約数和(自身を除く): 1550394

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 81, 111, 162, 197, 222, 333, 394, 591, 666, 999, 1182, 1773, 1998, 2997, 3546, 5319, 5994, 7289, 10638, 14578, 15957, 21867, 31914, 43734, 65601, 131202, 196803, 393606, 590409, 1180818]

約数ペア:

[(1, 1180818), (2, 590409), (3, 393606), (6, 196803), (9, 131202), (18, 65601), (27, 43734), (37, 31914), (54, 21867), (74, 15957), (81, 14578), (111, 10638), (162, 7289), (197, 5994), (222, 5319), (333, 3546), (394, 2997), (591, 1998), (666, 1773), (999, 1182)]