71790915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1087}}^1$

素因数の和:1156

約数の個数: 64

約数和(自身を含む): 142884864

約数和(自身を除く): 71093949

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 37, 51, 85, 105, 111, 119, 185, 255, 259, 357, 555, 595, 629, 777, 1087, 1295, 1785, 1887, 3145, 3261, 3885, 4403, 5435, 7609, 9435, 13209, 16305, 18479, 22015, 22827, 38045, 40219, 55437, 66045, 92395, 114135, 120657, 129353, 201095, 277185, 281533, 388059, 603285, 646765, 683723, 844599, 1407665, 1940295, 2051169, 3418615, 4222995, 4786061, 10255845, 14358183, 23930305, 71790915]

約数ペア:

[(1, 71790915), (3, 23930305), (5, 14358183), (7, 10255845), (15, 4786061), (17, 4222995), (21, 3418615), (35, 2051169), (37, 1940295), (51, 1407665), (85, 844599), (105, 683723), (111, 646765), (119, 603285), (185, 388059), (255, 281533), (259, 277185), (357, 201095), (555, 129353), (595, 120657), (629, 114135), (777, 92395), (1087, 66045), (1295, 55437), (1785, 40219), (1887, 38045), (3145, 22827), (3261, 22015), (3885, 18479), (4403, 16305), (5435, 13209), (7609, 9435)]