217688416

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{7451}}^1$

素因数の和:7555

約数の個数: 48

約数和(自身を含む): 473231808

約数和(自身を除く): 255543392

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 83, 88, 166, 176, 332, 352, 664, 913, 1328, 1826, 2656, 3652, 7304, 7451, 14608, 14902, 29216, 29804, 59608, 81961, 119216, 163922, 238432, 327844, 618433, 655688, 1236866, 1311376, 2473732, 2622752, 4947464, 6802763, 9894928, 13605526, 19789856, 27211052, 54422104, 108844208, 217688416]

約数ペア:

[(1, 217688416), (2, 108844208), (4, 54422104), (8, 27211052), (11, 19789856), (16, 13605526), (22, 9894928), (32, 6802763), (44, 4947464), (83, 2622752), (88, 2473732), (166, 1311376), (176, 1236866), (332, 655688), (352, 618433), (664, 327844), (913, 238432), (1328, 163922), (1826, 119216), (2656, 81961), (3652, 59608), (7304, 29804), (7451, 29216), (14608, 14902)]