31353345

素因数分解:

$3^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{857}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 56010240

約数和(自身を除く): 24656895

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 271, 813, 857, 1355, 2439, 2571, 4065, 4285, 7317, 7713, 12195, 12855, 23139, 36585, 38565, 115695, 232247, 696741, 1161235, 2090223, 3483705, 6270669, 10451115, 31353345]

約数ペア:

[(1, 31353345), (3, 10451115), (5, 6270669), (9, 3483705), (15, 2090223), (27, 1161235), (45, 696741), (135, 232247), (271, 115695), (813, 38565), (857, 36585), (1355, 23139), (2439, 12855), (2571, 12195), (4065, 7713), (4285, 7317)]