55991805

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1847}}^1$

素因数の和:1945

約数の個数: 32

約数和(自身を含む): 93671424

約数和(自身を除く): 37679619

約数列:

[1, 3, 5, 15, 43, 47, 129, 141, 215, 235, 645, 705, 1847, 2021, 5541, 6063, 9235, 10105, 27705, 30315, 79421, 86809, 238263, 260427, 397105, 434045, 1191315, 1302135, 3732787, 11198361, 18663935, 55991805]

約数ペア:

[(1, 55991805), (3, 18663935), (5, 11198361), (15, 3732787), (43, 1302135), (47, 1191315), (129, 434045), (141, 397105), (215, 260427), (235, 238263), (645, 86809), (705, 79421), (1847, 30315), (2021, 27705), (5541, 10105), (6063, 9235)]