87890706

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{1229}}^1$

素因数の和:1403

約数の個数: 48

約数和(自身を含む): 198595800

約数和(自身を除く): 110705094

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 137, 174, 261, 274, 411, 522, 822, 1229, 1233, 2458, 2466, 3687, 3973, 7374, 7946, 11061, 11919, 22122, 23838, 35641, 35757, 71282, 71514, 106923, 168373, 213846, 320769, 336746, 505119, 641538, 1010238, 1515357, 3030714, 4882817, 9765634, 14648451, 29296902, 43945353, 87890706]

約数ペア:

[(1, 87890706), (2, 43945353), (3, 29296902), (6, 14648451), (9, 9765634), (18, 4882817), (29, 3030714), (58, 1515357), (87, 1010238), (137, 641538), (174, 505119), (261, 336746), (274, 320769), (411, 213846), (522, 168373), (822, 106923), (1229, 71514), (1233, 71282), (2458, 35757), (2466, 35641), (3687, 23838), (3973, 22122), (7374, 11919), (7946, 11061)]