28263708

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:704

約数の個数: 96

約数和(自身を含む): 82225920

約数和(自身を除く): 53962212

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 37, 44, 54, 66, 74, 99, 108, 111, 132, 148, 198, 222, 297, 333, 396, 407, 444, 594, 643, 666, 814, 999, 1188, 1221, 1286, 1332, 1628, 1929, 1998, 2442, 2572, 3663, 3858, 3996, 4884, 5787, 7073, 7326, 7716, 10989, 11574, 14146, 14652, 17361, 21219, 21978, 23148, 23791, 28292, 34722, 42438, 43956, 47582, 63657, 69444, 71373, 84876, 95164, 127314, 142746, 190971, 214119, 254628, 261701, 285492, 381942, 428238, 523402, 642357, 763884, 785103, 856476, 1046804, 1284714, 1570206, 2355309, 2569428, 3140412, 4710618, 7065927, 9421236, 14131854, 28263708]

約数ペア:

[(1, 28263708), (2, 14131854), (3, 9421236), (4, 7065927), (6, 4710618), (9, 3140412), (11, 2569428), (12, 2355309), (18, 1570206), (22, 1284714), (27, 1046804), (33, 856476), (36, 785103), (37, 763884), (44, 642357), (54, 523402), (66, 428238), (74, 381942), (99, 285492), (108, 261701), (111, 254628), (132, 214119), (148, 190971), (198, 142746), (222, 127314), (297, 95164), (333, 84876), (396, 71373), (407, 69444), (444, 63657), (594, 47582), (643, 43956), (666, 42438), (814, 34722), (999, 28292), (1188, 23791), (1221, 23148), (1286, 21978), (1332, 21219), (1628, 17361), (1929, 14652), (1998, 14146), (2442, 11574), (2572, 10989), (3663, 7716), (3858, 7326), (3996, 7073), (4884, 5787)]