207344895

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{2953}}^1$

素因数の和:3143

約数の個数: 32

約数和(自身を含む): 344838144

約数和(自身を除く): 137493249

約数列:

[1, 3, 5, 15, 31, 93, 151, 155, 453, 465, 755, 2265, 2953, 4681, 8859, 14043, 14765, 23405, 44295, 70215, 91543, 274629, 445903, 457715, 1337709, 1373145, 2229515, 6688545, 13822993, 41468979, 69114965, 207344895]

約数ペア:

[(1, 207344895), (3, 69114965), (5, 41468979), (15, 13822993), (31, 6688545), (93, 2229515), (151, 1373145), (155, 1337709), (453, 457715), (465, 445903), (755, 274629), (2265, 91543), (2953, 70215), (4681, 44295), (8859, 23405), (14043, 14765)]