81812844

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{73309}}^1$

素因数の和:73350

約数の個数: 36

約数和(自身を含む): 213478720

約数和(自身を除く): 131665876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 73309, 146618, 219927, 293236, 439854, 659781, 879708, 1319562, 2272579, 2639124, 4545158, 6817737, 9090316, 13635474, 20453211, 27270948, 40906422, 81812844]

約数ペア:

[(1, 81812844), (2, 40906422), (3, 27270948), (4, 20453211), (6, 13635474), (9, 9090316), (12, 6817737), (18, 4545158), (31, 2639124), (36, 2272579), (62, 1319562), (93, 879708), (124, 659781), (186, 439854), (279, 293236), (372, 219927), (558, 146618), (1116, 73309)]