201996315

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1291}}^1$

素因数の和:1385

約数の個数: 64

約数和(自身を含む): 384499200

約数和(自身を除く): 182502885

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 61, 95, 135, 171, 183, 285, 305, 513, 549, 855, 915, 1159, 1291, 1647, 2565, 2745, 3477, 3873, 5795, 6455, 8235, 10431, 11619, 17385, 19365, 24529, 31293, 34857, 52155, 58095, 73587, 78751, 122645, 156465, 174285, 220761, 236253, 367935, 393755, 662283, 708759, 1103805, 1181265, 1496269, 2126277, 3311415, 3543795, 4488807, 7481345, 10631385, 13466421, 22444035, 40399263, 67332105, 201996315]

約数ペア:

[(1, 201996315), (3, 67332105), (5, 40399263), (9, 22444035), (15, 13466421), (19, 10631385), (27, 7481345), (45, 4488807), (57, 3543795), (61, 3311415), (95, 2126277), (135, 1496269), (171, 1181265), (183, 1103805), (285, 708759), (305, 662283), (513, 393755), (549, 367935), (855, 236253), (915, 220761), (1159, 174285), (1291, 156465), (1647, 122645), (2565, 78751), (2745, 73587), (3477, 58095), (3873, 52155), (5795, 34857), (6455, 31293), (8235, 24529), (10431, 19365), (11619, 17385)]