977894774

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{2399}}^1$

素因数の和:3068

約数の個数: 32

約数和(自身を含む): 1638144000

約数和(自身を除く): 660249226

約数列:

[1, 2, 17, 19, 34, 38, 323, 631, 646, 1262, 2399, 4798, 10727, 11989, 21454, 23978, 40783, 45581, 81566, 91162, 203813, 407626, 774877, 1513769, 1549754, 3027538, 25734073, 28761611, 51468146, 57523222, 488947387, 977894774]

約数ペア:

[(1, 977894774), (2, 488947387), (17, 57523222), (19, 51468146), (34, 28761611), (38, 25734073), (323, 3027538), (631, 1549754), (646, 1513769), (1262, 774877), (2399, 407626), (4798, 203813), (10727, 91162), (11989, 81566), (21454, 45581), (23978, 40783)]