206750355

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{2731}}^1$

素因数の和:2856

約数の個数: 48

約数和(自身を含む): 388687104

約数和(自身を除く): 181936749

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 103, 105, 147, 245, 309, 515, 721, 735, 1545, 2163, 2731, 3605, 5047, 8193, 10815, 13655, 15141, 19117, 25235, 40965, 57351, 75705, 95585, 133819, 281293, 286755, 401457, 669095, 843879, 1406465, 1969051, 2007285, 4219395, 5907153, 9845255, 13783357, 29535765, 41350071, 68916785, 206750355]

約数ペア:

[(1, 206750355), (3, 68916785), (5, 41350071), (7, 29535765), (15, 13783357), (21, 9845255), (35, 5907153), (49, 4219395), (103, 2007285), (105, 1969051), (147, 1406465), (245, 843879), (309, 669095), (515, 401457), (721, 286755), (735, 281293), (1545, 133819), (2163, 95585), (2731, 75705), (3605, 57351), (5047, 40965), (8193, 25235), (10815, 19117), (13655, 15141)]