164006865

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{787}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 311253696

約数和(自身を除く): 147246831

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 421, 495, 787, 1263, 2105, 2361, 3789, 3935, 4631, 6315, 7083, 8657, 11805, 13893, 18945, 23155, 25971, 35415, 41679, 43285, 69465, 77913, 129855, 208395, 331327, 389565, 993981, 1656635, 2981943, 3644597, 4969905, 10933791, 14909715, 18222985, 32801373, 54668955, 164006865]

約数ペア:

[(1, 164006865), (3, 54668955), (5, 32801373), (9, 18222985), (11, 14909715), (15, 10933791), (33, 4969905), (45, 3644597), (55, 2981943), (99, 1656635), (165, 993981), (421, 389565), (495, 331327), (787, 208395), (1263, 129855), (2105, 77913), (2361, 69465), (3789, 43285), (3935, 41679), (4631, 35415), (6315, 25971), (7083, 23155), (8657, 18945), (11805, 13893)]