65550555

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12241}}^1$

素因数の和:12276

約数の個数: 48

約数和(自身を含む): 137502144

約数和(自身を除く): 71951589

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1785, 5355, 12241, 36723, 61205, 85687, 110169, 183615, 208097, 257061, 428435, 550845, 624291, 771183, 1040485, 1285305, 1456679, 1872873, 3121455, 3855915, 4370037, 7283395, 9364365, 13110111, 21850185, 65550555]

約数ペア:

[(1, 65550555), (3, 21850185), (5, 13110111), (7, 9364365), (9, 7283395), (15, 4370037), (17, 3855915), (21, 3121455), (35, 1872873), (45, 1456679), (51, 1285305), (63, 1040485), (85, 771183), (105, 624291), (119, 550845), (153, 428435), (255, 257061), (315, 208097), (357, 183615), (595, 110169), (765, 85687), (1071, 61205), (1785, 36723), (5355, 12241)]