1640332806

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1\times {\mathrm{2381}}^1$

素因数の和:2789

約数の個数: 64

約数和(自身を含む): 3841689600

約数和(自身を除く): 2201356794

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 349, 658, 698, 987, 1047, 1974, 2094, 2381, 2443, 4762, 4886, 7143, 7329, 14286, 14658, 16403, 16667, 32806, 33334, 49209, 50001, 98418, 100002, 111907, 114821, 223814, 229642, 335721, 344463, 671442, 688926, 783349, 830969, 1566698, 1661938, 2350047, 2492907, 4700094, 4985814, 5816783, 11633566, 17450349, 34900698, 39055543, 78111086, 117166629, 234333258, 273388801, 546777602, 820166403, 1640332806]

約数ペア:

[(1, 1640332806), (2, 820166403), (3, 546777602), (6, 273388801), (7, 234333258), (14, 117166629), (21, 78111086), (42, 39055543), (47, 34900698), (94, 17450349), (141, 11633566), (282, 5816783), (329, 4985814), (349, 4700094), (658, 2492907), (698, 2350047), (987, 1661938), (1047, 1566698), (1974, 830969), (2094, 783349), (2381, 688926), (2443, 671442), (4762, 344463), (4886, 335721), (7143, 229642), (7329, 223814), (14286, 114821), (14658, 111907), (16403, 100002), (16667, 98418), (32806, 50001), (33334, 49209)]