215731656

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{428039}}^1$

素因数の和:428058

約数の個数: 48

約数和(自身を含む): 667742400

約数和(自身を除く): 452010744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 428039, 856078, 1284117, 1712156, 2568234, 2996273, 3424312, 3852351, 5136468, 5992546, 7704702, 8988819, 10272936, 11985092, 15409404, 17977638, 23970184, 26966457, 30818808, 35955276, 53932914, 71910552, 107865828, 215731656]

約数ペア:

[(1, 215731656), (2, 107865828), (3, 71910552), (4, 53932914), (6, 35955276), (7, 30818808), (8, 26966457), (9, 23970184), (12, 17977638), (14, 15409404), (18, 11985092), (21, 10272936), (24, 8988819), (28, 7704702), (36, 5992546), (42, 5136468), (56, 3852351), (63, 3424312), (72, 2996273), (84, 2568234), (126, 1712156), (168, 1284117), (252, 856078), (504, 428039)]