13777845

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 23151744

約数和(自身を除く): 9373899

約数列:

[1, 3, 5, 15, 41, 43, 123, 129, 205, 215, 521, 615, 645, 1563, 1763, 2605, 5289, 7815, 8815, 21361, 22403, 26445, 64083, 67209, 106805, 112015, 320415, 336045, 918523, 2755569, 4592615, 13777845]

約数ペア:

[(1, 13777845), (3, 4592615), (5, 2755569), (15, 918523), (41, 336045), (43, 320415), (123, 112015), (129, 106805), (205, 67209), (215, 64083), (521, 26445), (615, 22403), (645, 21361), (1563, 8815), (1763, 7815), (2605, 5289)]