261749268

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{660983}}^1$

素因数の和:661004

約数の個数: 36

約数和(自身を含む): 721794528

約数和(自身を除く): 460045260

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 660983, 1321966, 1982949, 2643932, 3965898, 5948847, 7270813, 7931796, 11897694, 14541626, 21812439, 23795388, 29083252, 43624878, 65437317, 87249756, 130874634, 261749268]

約数ペア:

[(1, 261749268), (2, 130874634), (3, 87249756), (4, 65437317), (6, 43624878), (9, 29083252), (11, 23795388), (12, 21812439), (18, 14541626), (22, 11897694), (33, 7931796), (36, 7270813), (44, 5948847), (66, 3965898), (99, 2643932), (132, 1982949), (198, 1321966), (396, 660983)]