490439001

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{38933}}^1$

素因数の和:38985

約数の個数: 32

約数和(自身を含む): 784909440

約数和(自身を除く): 294470439

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 221, 247, 323, 663, 741, 969, 4199, 12597, 38933, 116799, 506129, 661861, 739727, 1518387, 1985583, 2219181, 8604193, 9616451, 12575359, 25812579, 28849353, 37726077, 163479667, 490439001]

約数ペア:

[(1, 490439001), (3, 163479667), (13, 37726077), (17, 28849353), (19, 25812579), (39, 12575359), (51, 9616451), (57, 8604193), (221, 2219181), (247, 1985583), (323, 1518387), (663, 739727), (741, 661861), (969, 506129), (4199, 116799), (12597, 38933)]