26981895

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{601}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 44904384

約数和(自身を除く): 17922489

約数列:

[1, 3, 5, 15, 41, 73, 123, 205, 219, 365, 601, 615, 1095, 1803, 2993, 3005, 8979, 9015, 14965, 24641, 43873, 44895, 73923, 123205, 131619, 219365, 369615, 658095, 1798793, 5396379, 8993965, 26981895]

約数ペア:

[(1, 26981895), (3, 8993965), (5, 5396379), (15, 1798793), (41, 658095), (73, 369615), (123, 219365), (205, 131619), (219, 123205), (365, 73923), (601, 44895), (615, 43873), (1095, 24641), (1803, 14965), (2993, 9015), (3005, 8979)]