4500405

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 9834552

約数和(自身を除く): 5334147

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 157, 195, 245, 273, 315, 441, 455, 471, 585, 637, 735, 785, 819, 1099, 1365, 1413, 1911, 2041, 2205, 2355, 3185, 3297, 4095, 5495, 5733, 6123, 7065, 7693, 9555, 9891, 10205, 14287, 16485, 18369, 23079, 28665, 30615, 38465, 42861, 49455, 69237, 71435, 91845, 100009, 115395, 128583, 214305, 300027, 346185, 500045, 642915, 900081, 1500135, 4500405]

約数ペア:

[(1, 4500405), (3, 1500135), (5, 900081), (7, 642915), (9, 500045), (13, 346185), (15, 300027), (21, 214305), (35, 128583), (39, 115395), (45, 100009), (49, 91845), (63, 71435), (65, 69237), (91, 49455), (105, 42861), (117, 38465), (147, 30615), (157, 28665), (195, 23079), (245, 18369), (273, 16485), (315, 14287), (441, 10205), (455, 9891), (471, 9555), (585, 7693), (637, 7065), (735, 6123), (785, 5733), (819, 5495), (1099, 4095), (1365, 3297), (1413, 3185), (1911, 2355), (2041, 2205)]