81068490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{900761}}^1$

素因数の和:900774

約数の個数: 24

約数和(自身を含む): 210778308

約数和(自身を除く): 129709818

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 900761, 1801522, 2702283, 4503805, 5404566, 8106849, 9007610, 13511415, 16213698, 27022830, 40534245, 81068490]

約数ペア:

[(1, 81068490), (2, 40534245), (3, 27022830), (5, 16213698), (6, 13511415), (9, 9007610), (10, 8106849), (15, 5404566), (18, 4503805), (30, 2702283), (45, 1801522), (90, 900761)]