157075821

素因数分解:

$3^3\times 7^4\times {\mathrm{2423}}^1$

素因数の和:2460

約数の個数: 40

約数和(自身を含む): 271584960

約数和(自身を除く): 114509139

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 2401, 2423, 3087, 7203, 7269, 9261, 16961, 21609, 21807, 50883, 64827, 65421, 118727, 152649, 356181, 457947, 831089, 1068543, 2493267, 3205629, 5817623, 7479801, 17452869, 22439403, 52358607, 157075821]

約数ペア:

[(1, 157075821), (3, 52358607), (7, 22439403), (9, 17452869), (21, 7479801), (27, 5817623), (49, 3205629), (63, 2493267), (147, 1068543), (189, 831089), (343, 457947), (441, 356181), (1029, 152649), (1323, 118727), (2401, 65421), (2423, 64827), (3087, 50883), (7203, 21807), (7269, 21609), (9261, 16961)]