54142101

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:257

約数の個数: 56

約数和(自身を含む): 90893880

約数和(自身を除く): 36751779

約数列:

[1, 3, 9, 13, 27, 29, 39, 81, 87, 117, 197, 243, 261, 351, 377, 591, 729, 783, 1053, 1131, 1773, 2349, 2561, 3159, 3393, 5319, 5713, 7047, 7683, 9477, 10179, 15957, 17139, 21141, 23049, 30537, 47871, 51417, 69147, 74269, 91611, 143613, 154251, 207441, 222807, 274833, 462753, 622323, 668421, 1388259, 1866969, 2005263, 4164777, 6015789, 18047367, 54142101]

約数ペア:

[(1, 54142101), (3, 18047367), (9, 6015789), (13, 4164777), (27, 2005263), (29, 1866969), (39, 1388259), (81, 668421), (87, 622323), (117, 462753), (197, 274833), (243, 222807), (261, 207441), (351, 154251), (377, 143613), (591, 91611), (729, 74269), (783, 69147), (1053, 51417), (1131, 47871), (1773, 30537), (2349, 23049), (2561, 21141), (3159, 17139), (3393, 15957), (5319, 10179), (5713, 9477), (7047, 7683)]