81200385

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6967}}^1$

素因数の和:7022

約数の個数: 48

約数和(自身を含む): 165225216

約数和(自身を除く): 84024831

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 37, 45, 63, 105, 111, 185, 259, 315, 333, 555, 777, 1295, 1665, 2331, 3885, 6967, 11655, 20901, 34835, 48769, 62703, 104505, 146307, 243845, 257779, 313515, 438921, 731535, 773337, 1288895, 1804453, 2194605, 2320011, 3866685, 5413359, 9022265, 11600055, 16240077, 27066795, 81200385]

約数ペア:

[(1, 81200385), (3, 27066795), (5, 16240077), (7, 11600055), (9, 9022265), (15, 5413359), (21, 3866685), (35, 2320011), (37, 2194605), (45, 1804453), (63, 1288895), (105, 773337), (111, 731535), (185, 438921), (259, 313515), (315, 257779), (333, 243845), (555, 146307), (777, 104505), (1295, 62703), (1665, 48769), (2331, 34835), (3885, 20901), (6967, 11655)]