287353227

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{15187}}^1$

素因数の和:15267

約数の個数: 32

約数和(自身を含む): 472407552

約数和(自身を除く): 185054325

約数列:

[1, 3, 7, 17, 21, 51, 53, 119, 159, 357, 371, 901, 1113, 2703, 6307, 15187, 18921, 45561, 106309, 258179, 318927, 774537, 804911, 1807253, 2414733, 5421759, 5634377, 13683487, 16903131, 41050461, 95784409, 287353227]

約数ペア:

[(1, 287353227), (3, 95784409), (7, 41050461), (17, 16903131), (21, 13683487), (51, 5634377), (53, 5421759), (119, 2414733), (159, 1807253), (357, 804911), (371, 774537), (901, 318927), (1113, 258179), (2703, 106309), (6307, 45561), (15187, 18921)]