221566797

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{797}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 358525440

約数和(自身を除く): 136958643

約数列:

[1, 3, 9, 17, 23, 51, 69, 79, 153, 207, 237, 391, 711, 797, 1173, 1343, 1817, 2391, 3519, 4029, 5451, 7173, 12087, 13549, 16353, 18331, 30889, 40647, 54993, 62963, 92667, 121941, 164979, 188889, 278001, 311627, 566667, 934881, 1070371, 1448149, 2804643, 3211113, 4344447, 9633339, 13033341, 24618533, 73855599, 221566797]

約数ペア:

[(1, 221566797), (3, 73855599), (9, 24618533), (17, 13033341), (23, 9633339), (51, 4344447), (69, 3211113), (79, 2804643), (153, 1448149), (207, 1070371), (237, 934881), (391, 566667), (711, 311627), (797, 278001), (1173, 188889), (1343, 164979), (1817, 121941), (2391, 92667), (3519, 62963), (4029, 54993), (5451, 40647), (7173, 30889), (12087, 18331), (13549, 16353)]