16745365

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 26352000

約数和(自身を除く): 9606635

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 149, 169, 247, 455, 665, 745, 845, 1043, 1183, 1235, 1729, 1937, 2831, 3211, 5215, 5915, 8645, 9685, 13559, 14155, 16055, 19817, 22477, 25181, 36803, 67795, 99085, 112385, 125905, 176267, 184015, 257621, 478439, 881335, 1288105, 2392195, 3349073, 16745365]

約数ペア:

[(1, 16745365), (5, 3349073), (7, 2392195), (13, 1288105), (19, 881335), (35, 478439), (65, 257621), (91, 184015), (95, 176267), (133, 125905), (149, 112385), (169, 99085), (247, 67795), (455, 36803), (665, 25181), (745, 22477), (845, 19817), (1043, 16055), (1183, 14155), (1235, 13559), (1729, 9685), (1937, 8645), (2831, 5915), (3211, 5215)]