120507905

素因数分解:

$5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{2423}}^1$

素因数の和:2478

約数の個数: 32

約数和(自身を含む): 174528000

約数和(自身を除く): 54020095

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 343, 1015, 1421, 1715, 2423, 7105, 9947, 12115, 16961, 49735, 70267, 84805, 118727, 351335, 491869, 593635, 831089, 2459345, 3443083, 4155445, 17215415, 24101581, 120507905]

約数ペア:

[(1, 120507905), (5, 24101581), (7, 17215415), (29, 4155445), (35, 3443083), (49, 2459345), (145, 831089), (203, 593635), (245, 491869), (343, 351335), (1015, 118727), (1421, 84805), (1715, 70267), (2423, 49735), (7105, 16961), (9947, 12115)]