245280385

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{2063}}^1$

素因数の和:2197

約数の個数: 32

約数和(自身を含む): 348733440

約数和(自身を除く): 103453055

約数列:

[1, 5, 7, 35, 43, 79, 215, 301, 395, 553, 1505, 2063, 2765, 3397, 10315, 14441, 16985, 23779, 72205, 88709, 118895, 162977, 443545, 620963, 814885, 1140839, 3104815, 5704195, 7008011, 35040055, 49056077, 245280385]

約数ペア:

[(1, 245280385), (5, 49056077), (7, 35040055), (35, 7008011), (43, 5704195), (79, 3104815), (215, 1140839), (301, 814885), (395, 620963), (553, 443545), (1505, 162977), (2063, 118895), (2765, 88709), (3397, 72205), (10315, 23779), (14441, 16985)]