87006975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{401}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 157918464

約数和(自身を除く): 70911489

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 263, 275, 401, 789, 825, 1203, 1315, 2005, 2893, 3945, 4411, 6015, 6575, 8679, 10025, 13233, 14465, 19725, 22055, 30075, 43395, 66165, 72325, 105463, 110275, 216975, 316389, 330825, 527315, 1160093, 1581945, 2636575, 3480279, 5800465, 7909725, 17401395, 29002325, 87006975]

約数ペア:

[(1, 87006975), (3, 29002325), (5, 17401395), (11, 7909725), (15, 5800465), (25, 3480279), (33, 2636575), (55, 1581945), (75, 1160093), (165, 527315), (263, 330825), (275, 316389), (401, 216975), (789, 110275), (825, 105463), (1203, 72325), (1315, 66165), (2005, 43395), (2893, 30075), (3945, 22055), (4411, 19725), (6015, 14465), (6575, 13233), (8679, 10025)]