7948395

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:681

約数の個数: 64

約数和(自身を含む): 17418240

約数和(自身を除く): 9469845

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 91, 105, 117, 135, 189, 195, 273, 315, 351, 455, 585, 647, 819, 945, 1365, 1755, 1941, 2457, 3235, 4095, 4529, 5823, 8411, 9705, 12285, 13587, 17469, 22645, 25233, 29115, 40761, 42055, 58877, 67935, 75699, 87345, 122283, 126165, 176631, 203805, 227097, 294385, 378495, 529893, 611415, 883155, 1135485, 1589679, 2649465, 7948395]

約数ペア:

[(1, 7948395), (3, 2649465), (5, 1589679), (7, 1135485), (9, 883155), (13, 611415), (15, 529893), (21, 378495), (27, 294385), (35, 227097), (39, 203805), (45, 176631), (63, 126165), (65, 122283), (91, 87345), (105, 75699), (117, 67935), (135, 58877), (189, 42055), (195, 40761), (273, 29115), (315, 25233), (351, 22645), (455, 17469), (585, 13587), (647, 12285), (819, 9705), (945, 8411), (1365, 5823), (1755, 4529), (1941, 4095), (2457, 3235)]