687555644

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{673}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 1263669120

約数和(自身を除く): 576113476

約数列:

[1, 2, 4, 53, 61, 79, 106, 122, 158, 212, 244, 316, 673, 1346, 2692, 3233, 4187, 4819, 6466, 8374, 9638, 12932, 16748, 19276, 35669, 41053, 53167, 71338, 82106, 106334, 142676, 164212, 212668, 255407, 510814, 1021628, 2175809, 2817851, 3243187, 4351618, 5635702, 6486374, 8703236, 11271404, 12972748, 171888911, 343777822, 687555644]

約数ペア:

[(1, 687555644), (2, 343777822), (4, 171888911), (53, 12972748), (61, 11271404), (79, 8703236), (106, 6486374), (122, 5635702), (158, 4351618), (212, 3243187), (244, 2817851), (316, 2175809), (673, 1021628), (1346, 510814), (2692, 255407), (3233, 212668), (4187, 164212), (4819, 142676), (6466, 106334), (8374, 82106), (9638, 71338), (12932, 53167), (16748, 41053), (19276, 35669)]