7478317

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 10264320

約数和(自身を除く): 2786003

約数列:

[1, 7, 11, 17, 29, 77, 119, 187, 197, 203, 319, 493, 1309, 1379, 2167, 2233, 3349, 3451, 5423, 5713, 15169, 23443, 36839, 37961, 39991, 62843, 97121, 257873, 439901, 679847, 1068331, 7478317]

約数ペア:

[(1, 7478317), (7, 1068331), (11, 679847), (17, 439901), (29, 257873), (77, 97121), (119, 62843), (187, 39991), (197, 37961), (203, 36839), (319, 23443), (493, 15169), (1309, 5713), (1379, 5423), (2167, 3451), (2233, 3349)]