42447645

素因数分解:

$3^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{643}}^1$

素因数の和:823

約数の個数: 40

約数和(自身を含む): 76677216

約数和(自身を除く): 34229571

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 163, 405, 489, 643, 815, 1467, 1929, 2445, 3215, 4401, 5787, 7335, 9645, 13203, 17361, 22005, 28935, 52083, 66015, 86805, 104809, 260415, 314427, 524045, 943281, 1572135, 2829843, 4716405, 8489529, 14149215, 42447645]

約数ペア:

[(1, 42447645), (3, 14149215), (5, 8489529), (9, 4716405), (15, 2829843), (27, 1572135), (45, 943281), (81, 524045), (135, 314427), (163, 260415), (405, 104809), (489, 86805), (643, 66015), (815, 52083), (1467, 28935), (1929, 22005), (2445, 17361), (3215, 13203), (4401, 9645), (5787, 7335)]