647968167

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4517}}^1$

素因数の和:4570

約数の個数: 80

約数和(自身を含む): 1259546112

約数和(自身を除く): 611577945

約数列:

[1, 3, 7, 9, 11, 21, 23, 27, 33, 63, 69, 77, 81, 99, 161, 189, 207, 231, 253, 297, 483, 567, 621, 693, 759, 891, 1449, 1771, 1863, 2079, 2277, 4347, 4517, 5313, 6237, 6831, 13041, 13551, 15939, 20493, 31619, 40653, 47817, 49687, 94857, 103891, 121959, 143451, 149061, 284571, 311673, 347809, 365877, 447183, 727237, 853713, 935019, 1043427, 1142801, 1341549, 2181711, 2561139, 2805057, 3130281, 3428403, 4024647, 6545133, 7999607, 8415171, 9390843, 10285209, 19635399, 23998821, 28172529, 30855627, 58906197, 71996463, 92566881, 215989389, 647968167]

約数ペア:

[(1, 647968167), (3, 215989389), (7, 92566881), (9, 71996463), (11, 58906197), (21, 30855627), (23, 28172529), (27, 23998821), (33, 19635399), (63, 10285209), (69, 9390843), (77, 8415171), (81, 7999607), (99, 6545133), (161, 4024647), (189, 3428403), (207, 3130281), (231, 2805057), (253, 2561139), (297, 2181711), (483, 1341549), (567, 1142801), (621, 1043427), (693, 935019), (759, 853713), (891, 727237), (1449, 447183), (1771, 365877), (1863, 347809), (2079, 311673), (2277, 284571), (4347, 149061), (4517, 143451), (5313, 121959), (6237, 103891), (6831, 94857), (13041, 49687), (13551, 47817), (15939, 40653), (20493, 31619)]