420011571

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{577}}^1\times {\mathrm{2039}}^1$

素因数の和:2643

約数の個数: 32

約数和(自身を含む): 679173120

約数和(自身を除く): 259161549

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 577, 1731, 2039, 4039, 6117, 9809, 12117, 14273, 29427, 34663, 42819, 68663, 103989, 205989, 242641, 727923, 1176503, 3529509, 8235521, 20000551, 24706563, 60001653, 140003857, 420011571]

約数ペア:

[(1, 420011571), (3, 140003857), (7, 60001653), (17, 24706563), (21, 20000551), (51, 8235521), (119, 3529509), (357, 1176503), (577, 727923), (1731, 242641), (2039, 205989), (4039, 103989), (6117, 68663), (9809, 42819), (12117, 34663), (14273, 29427)]