31140056

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{571}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 62084880

約数和(自身を除く): 30944824

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 401, 571, 802, 1142, 1604, 2284, 3208, 4568, 6817, 9707, 13634, 19414, 27268, 38828, 54536, 77656, 228971, 457942, 915884, 1831768, 3892507, 7785014, 15570028, 31140056]

約数ペア:

[(1, 31140056), (2, 15570028), (4, 7785014), (8, 3892507), (17, 1831768), (34, 915884), (68, 457942), (136, 228971), (401, 77656), (571, 54536), (802, 38828), (1142, 27268), (1604, 19414), (2284, 13634), (3208, 9707), (4568, 6817)]