217777230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{219977}}^1$

素因数の和:220001

約数の個数: 48

約数和(自身を含む): 617698224

約数和(自身を除く): 399920994

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 219977, 439954, 659931, 1099885, 1319862, 1979793, 2199770, 2419747, 3299655, 3959586, 4839494, 6599310, 7259241, 9898965, 12098735, 14518482, 19797930, 21777723, 24197470, 36296205, 43555446, 72592410, 108888615, 217777230]

約数ペア:

[(1, 217777230), (2, 108888615), (3, 72592410), (5, 43555446), (6, 36296205), (9, 24197470), (10, 21777723), (11, 19797930), (15, 14518482), (18, 12098735), (22, 9898965), (30, 7259241), (33, 6599310), (45, 4839494), (55, 3959586), (66, 3299655), (90, 2419747), (99, 2199770), (110, 1979793), (165, 1319862), (198, 1099885), (330, 659931), (495, 439954), (990, 219977)]