207939963

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{24329}}^1$

素因数の和:24387

約数の個数: 32

約数和(自身を含む): 355023360

約数和(自身を除く): 147083397

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 231, 259, 407, 777, 1221, 2849, 8547, 24329, 72987, 170303, 267619, 510909, 802857, 900173, 1873333, 2700519, 5619999, 6301211, 9901903, 18903633, 29705709, 69313321, 207939963]

約数ペア:

[(1, 207939963), (3, 69313321), (7, 29705709), (11, 18903633), (21, 9901903), (33, 6301211), (37, 5619999), (77, 2700519), (111, 1873333), (231, 900173), (259, 802857), (407, 510909), (777, 267619), (1221, 170303), (2849, 72987), (8547, 24329)]