2209305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 4126464

約数和(自身を除く): 1917159

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 105, 159, 265, 371, 397, 795, 1113, 1191, 1855, 1985, 2779, 5565, 5955, 8337, 13895, 21041, 41685, 63123, 105205, 147287, 315615, 441861, 736435, 2209305]

約数ペア:

[(1, 2209305), (3, 736435), (5, 441861), (7, 315615), (15, 147287), (21, 105205), (35, 63123), (53, 41685), (105, 21041), (159, 13895), (265, 8337), (371, 5955), (397, 5565), (795, 2779), (1113, 1985), (1191, 1855)]