389626587

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{51971}}^1$

素因数の和:52008

約数の個数: 36

約数和(自身を含む): 693202536

約数和(自身を除く): 303575949

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 7497, 51971, 155913, 363797, 467739, 883507, 1091391, 2546579, 2650521, 3274173, 6184549, 7639737, 7951563, 18553647, 22919211, 43291843, 55660941, 129875529, 389626587]

約数ペア:

[(1, 389626587), (3, 129875529), (7, 55660941), (9, 43291843), (17, 22919211), (21, 18553647), (49, 7951563), (51, 7639737), (63, 6184549), (119, 3274173), (147, 2650521), (153, 2546579), (357, 1091391), (441, 883507), (833, 467739), (1071, 363797), (2499, 155913), (7497, 51971)]