81299763

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 130920192

約数和(自身を除く): 49620429

約数列:

[1, 3, 9, 17, 31, 51, 61, 93, 153, 183, 279, 281, 527, 549, 843, 1037, 1581, 1891, 2529, 3111, 4743, 4777, 5673, 8711, 9333, 14331, 17019, 17141, 26133, 32147, 42993, 51423, 78399, 96441, 148087, 154269, 289323, 291397, 444261, 531371, 874191, 1332783, 1594113, 2622573, 4782339, 9033307, 27099921, 81299763]

約数ペア:

[(1, 81299763), (3, 27099921), (9, 9033307), (17, 4782339), (31, 2622573), (51, 1594113), (61, 1332783), (93, 874191), (153, 531371), (183, 444261), (279, 291397), (281, 289323), (527, 154269), (549, 148087), (843, 96441), (1037, 78399), (1581, 51423), (1891, 42993), (2529, 32147), (3111, 26133), (4743, 17141), (4777, 17019), (5673, 14331), (8711, 9333)]