6521445

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 13578240

約数和(自身を除く): 7056795

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 67, 103, 105, 135, 189, 201, 309, 315, 335, 469, 515, 603, 721, 927, 945, 1005, 1407, 1545, 1809, 2163, 2345, 2781, 3015, 3605, 4221, 4635, 6489, 6901, 7035, 9045, 10815, 12663, 13905, 19467, 20703, 21105, 32445, 34505, 48307, 62109, 63315, 97335, 103515, 144921, 186327, 241535, 310545, 434763, 724605, 931635, 1304289, 2173815, 6521445]

約数ペア:

[(1, 6521445), (3, 2173815), (5, 1304289), (7, 931635), (9, 724605), (15, 434763), (21, 310545), (27, 241535), (35, 186327), (45, 144921), (63, 103515), (67, 97335), (103, 63315), (105, 62109), (135, 48307), (189, 34505), (201, 32445), (309, 21105), (315, 20703), (335, 19467), (469, 13905), (515, 12663), (603, 10815), (721, 9045), (927, 7035), (945, 6901), (1005, 6489), (1407, 4635), (1545, 4221), (1809, 3605), (2163, 3015), (2345, 2781)]