22038975

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{1999}}^1$

素因数の和:2029

約数の個数: 54

約数和(自身を含む): 45942000

約数和(自身を除く): 23903025

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 147, 175, 225, 245, 315, 441, 525, 735, 1225, 1575, 1999, 2205, 3675, 5997, 9995, 11025, 13993, 17991, 29985, 41979, 49975, 69965, 89955, 97951, 125937, 149925, 209895, 293853, 349825, 449775, 489755, 629685, 881559, 1049475, 1469265, 2448775, 3148425, 4407795, 7346325, 22038975]

約数ペア:

[(1, 22038975), (3, 7346325), (5, 4407795), (7, 3148425), (9, 2448775), (15, 1469265), (21, 1049475), (25, 881559), (35, 629685), (45, 489755), (49, 449775), (63, 349825), (75, 293853), (105, 209895), (147, 149925), (175, 125937), (225, 97951), (245, 89955), (315, 69965), (441, 49975), (525, 41979), (735, 29985), (1225, 17991), (1575, 13993), (1999, 11025), (2205, 9995), (3675, 5997)]