213804612

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{4021}}^1$

素因数の和:4249

約数の個数: 72

約数和(自身を含む): 620739392

約数和(自身を除く): 406934780

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 211, 252, 422, 633, 844, 1266, 1477, 1899, 2532, 2954, 3798, 4021, 4431, 5908, 7596, 8042, 8862, 12063, 13293, 16084, 17724, 24126, 26586, 28147, 36189, 48252, 53172, 56294, 72378, 84441, 112588, 144756, 168882, 253323, 337764, 506646, 848431, 1013292, 1696862, 2545293, 3393724, 5090586, 5939017, 7635879, 10181172, 11878034, 15271758, 17817051, 23756068, 30543516, 35634102, 53451153, 71268204, 106902306, 213804612]

約数ペア:

[(1, 213804612), (2, 106902306), (3, 71268204), (4, 53451153), (6, 35634102), (7, 30543516), (9, 23756068), (12, 17817051), (14, 15271758), (18, 11878034), (21, 10181172), (28, 7635879), (36, 5939017), (42, 5090586), (63, 3393724), (84, 2545293), (126, 1696862), (211, 1013292), (252, 848431), (422, 506646), (633, 337764), (844, 253323), (1266, 168882), (1477, 144756), (1899, 112588), (2532, 84441), (2954, 72378), (3798, 56294), (4021, 53172), (4431, 48252), (5908, 36189), (7596, 28147), (8042, 26586), (8862, 24126), (12063, 17724), (13293, 16084)]