31599995

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 45342720

約数和(自身を除く): 13742725

約数列:

[1, 5, 7, 29, 35, 145, 163, 191, 203, 815, 955, 1015, 1141, 1337, 4727, 5539, 5705, 6685, 23635, 27695, 31133, 33089, 38773, 155665, 165445, 193865, 217931, 902857, 1089655, 4514285, 6319999, 31599995]

約数ペア:

[(1, 31599995), (5, 6319999), (7, 4514285), (29, 1089655), (35, 902857), (145, 217931), (163, 193865), (191, 165445), (203, 155665), (815, 38773), (955, 33089), (1015, 31133), (1141, 27695), (1337, 23635), (4727, 6685), (5539, 5705)]