16505784906

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{66191}}^1$

素因数の和:66371

約数の個数: 64

約数和(自身を含む): 37364060160

約数和(自身を除く): 20858275254

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 139, 278, 299, 417, 598, 834, 897, 1794, 1807, 3197, 3614, 5421, 6394, 9591, 10842, 19182, 41561, 66191, 83122, 124683, 132382, 198573, 249366, 397146, 860483, 1522393, 1720966, 2581449, 3044786, 4567179, 5162898, 9134358, 9200549, 18401098, 19791109, 27601647, 39582218, 55203294, 59373327, 118746654, 119607137, 211612627, 239214274, 358821411, 423225254, 634837881, 717642822, 1269675762, 2750964151, 5501928302, 8252892453, 16505784906]

約数ペア:

[(1, 16505784906), (2, 8252892453), (3, 5501928302), (6, 2750964151), (13, 1269675762), (23, 717642822), (26, 634837881), (39, 423225254), (46, 358821411), (69, 239214274), (78, 211612627), (138, 119607137), (139, 118746654), (278, 59373327), (299, 55203294), (417, 39582218), (598, 27601647), (834, 19791109), (897, 18401098), (1794, 9200549), (1807, 9134358), (3197, 5162898), (3614, 4567179), (5421, 3044786), (6394, 2581449), (9591, 1720966), (10842, 1522393), (19182, 860483), (41561, 397146), (66191, 249366), (83122, 198573), (124683, 132382)]