31915605

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1171}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 54005760

約数和(自身を除く): 22090155

約数列:

[1, 3, 5, 15, 23, 69, 79, 115, 237, 345, 395, 1171, 1185, 1817, 3513, 5451, 5855, 9085, 17565, 26933, 27255, 80799, 92509, 134665, 277527, 403995, 462545, 1387635, 2127707, 6383121, 10638535, 31915605]

約数ペア:

[(1, 31915605), (3, 10638535), (5, 6383121), (15, 2127707), (23, 1387635), (69, 462545), (79, 403995), (115, 277527), (237, 134665), (345, 92509), (395, 80799), (1171, 27255), (1185, 26933), (1817, 17565), (3513, 9085), (5451, 5855)]