738860045

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{1997}}^1$

素因数の和:2082

約数の個数: 48

約数和(自身を含む): 1142792064

約数和(自身を除く): 403932019

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 961, 1085, 1705, 1997, 2387, 4805, 6727, 9985, 10571, 11935, 13979, 21967, 33635, 52855, 61907, 69895, 73997, 109835, 153769, 309535, 369985, 433349, 680977, 768845, 1919117, 2166745, 3404885, 4766839, 9595585, 13433819, 21110287, 23834195, 67169095, 105551435, 147772009, 738860045]

約数ペア:

[(1, 738860045), (5, 147772009), (7, 105551435), (11, 67169095), (31, 23834195), (35, 21110287), (55, 13433819), (77, 9595585), (155, 4766839), (217, 3404885), (341, 2166745), (385, 1919117), (961, 768845), (1085, 680977), (1705, 433349), (1997, 369985), (2387, 309535), (4805, 153769), (6727, 109835), (9985, 73997), (10571, 69895), (11935, 61907), (13979, 52855), (21967, 33635)]