871330257

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1951}}^1$

素因数の和:2123

約数の個数: 64

約数和(自身を含む): 1574092800

約数和(自身を除く): 702762543

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 139, 153, 189, 357, 417, 459, 973, 1071, 1251, 1951, 2363, 2919, 3213, 3753, 5853, 7089, 8757, 13657, 16541, 17559, 21267, 26271, 33167, 40971, 49623, 52677, 63801, 99501, 122913, 148869, 232169, 271189, 298503, 368739, 446607, 696507, 813567, 895509, 1898323, 2089521, 2440701, 4610213, 5694969, 6268563, 7322103, 13830639, 17084907, 32271491, 41491917, 51254721, 96814473, 124475751, 290443419, 871330257]

約数ペア:

[(1, 871330257), (3, 290443419), (7, 124475751), (9, 96814473), (17, 51254721), (21, 41491917), (27, 32271491), (51, 17084907), (63, 13830639), (119, 7322103), (139, 6268563), (153, 5694969), (189, 4610213), (357, 2440701), (417, 2089521), (459, 1898323), (973, 895509), (1071, 813567), (1251, 696507), (1951, 446607), (2363, 368739), (2919, 298503), (3213, 271189), (3753, 232169), (5853, 148869), (7089, 122913), (8757, 99501), (13657, 63801), (16541, 52677), (17559, 49623), (21267, 40971), (26271, 33167)]