640124154

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{697303}}^1$

素因数の和:697331

約数の個数: 32

約数和(自身を含む): 1506176640

約数和(自身を除く): 866052486

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 306, 459, 918, 697303, 1394606, 2091909, 4183818, 6275727, 11854151, 12551454, 18827181, 23708302, 35562453, 37654362, 71124906, 106687359, 213374718, 320062077, 640124154]

約数ペア:

[(1, 640124154), (2, 320062077), (3, 213374718), (6, 106687359), (9, 71124906), (17, 37654362), (18, 35562453), (27, 23708302), (34, 18827181), (51, 12551454), (54, 11854151), (102, 6275727), (153, 4183818), (306, 2091909), (459, 1394606), (918, 697303)]