1223156726

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1\times {\mathrm{1423}}^1$

素因数の和:1964

約数の個数: 32

約数和(自身を含む): 2030054400

約数和(自身を除く): 806897674

約数列:

[1, 2, 11, 22, 89, 178, 439, 878, 979, 1423, 1958, 2846, 4829, 9658, 15653, 31306, 39071, 78142, 126647, 253294, 429781, 624697, 859562, 1249394, 1393117, 2786234, 6871667, 13743334, 55598033, 111196066, 611578363, 1223156726]

約数ペア:

[(1, 1223156726), (2, 611578363), (11, 111196066), (22, 55598033), (89, 13743334), (178, 6871667), (439, 2786234), (878, 1393117), (979, 1249394), (1423, 859562), (1958, 624697), (2846, 429781), (4829, 253294), (9658, 126647), (15653, 78142), (31306, 39071)]