2838645

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:223

約数の個数: 40

約数和(自身を含む): 5238816

約数和(自身を除く): 2400171

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 163, 215, 387, 405, 489, 645, 815, 1161, 1467, 1935, 2445, 3483, 4401, 5805, 7009, 7335, 13203, 17415, 21027, 22005, 35045, 63081, 66015, 105135, 189243, 315405, 567729, 946215, 2838645]

約数ペア:

[(1, 2838645), (3, 946215), (5, 567729), (9, 315405), (15, 189243), (27, 105135), (43, 66015), (45, 63081), (81, 35045), (129, 22005), (135, 21027), (163, 17415), (215, 13203), (387, 7335), (405, 7009), (489, 5805), (645, 4401), (815, 3483), (1161, 2445), (1467, 1935)]