28642082

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:183

約数の個数: 64

約数和(自身を含む): 55296000

約数和(自身を除く): 26653918

約数列:

[1, 2, 7, 14, 19, 29, 38, 47, 58, 79, 94, 133, 158, 203, 266, 329, 406, 551, 553, 658, 893, 1102, 1106, 1363, 1501, 1786, 2291, 2726, 3002, 3713, 3857, 4582, 6251, 7426, 7714, 9541, 10507, 12502, 16037, 19082, 21014, 25897, 25991, 32074, 43529, 51794, 51982, 70547, 87058, 107677, 141094, 181279, 215354, 304703, 362558, 493829, 609406, 753739, 987658, 1507478, 2045863, 4091726, 14321041, 28642082]

約数ペア:

[(1, 28642082), (2, 14321041), (7, 4091726), (14, 2045863), (19, 1507478), (29, 987658), (38, 753739), (47, 609406), (58, 493829), (79, 362558), (94, 304703), (133, 215354), (158, 181279), (203, 141094), (266, 107677), (329, 87058), (406, 70547), (551, 51982), (553, 51794), (658, 43529), (893, 32074), (1102, 25991), (1106, 25897), (1363, 21014), (1501, 19082), (1786, 16037), (2291, 12502), (2726, 10507), (3002, 9541), (3713, 7714), (3857, 7426), (4582, 6251)]