210804825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:415

約数の個数: 96

約数和(自身を含む): 439114752

約数和(自身を除く): 228309927

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 173, 175, 211, 231, 275, 385, 519, 525, 633, 825, 865, 1055, 1155, 1211, 1477, 1903, 1925, 2321, 2595, 3165, 3633, 4325, 4431, 5275, 5709, 5775, 6055, 6963, 7385, 9515, 11605, 12975, 13321, 15825, 16247, 18165, 22155, 28545, 30275, 34815, 36503, 36925, 39963, 47575, 48741, 58025, 66605, 81235, 90825, 109509, 110775, 142725, 174075, 182515, 199815, 243705, 255521, 333025, 401533, 406175, 547545, 766563, 912575, 999075, 1204599, 1218525, 1277605, 2007665, 2737725, 2810731, 3832815, 6022995, 6388025, 8432193, 10038325, 14053655, 19164075, 30114975, 42160965, 70268275, 210804825]

約数ペア:

[(1, 210804825), (3, 70268275), (5, 42160965), (7, 30114975), (11, 19164075), (15, 14053655), (21, 10038325), (25, 8432193), (33, 6388025), (35, 6022995), (55, 3832815), (75, 2810731), (77, 2737725), (105, 2007665), (165, 1277605), (173, 1218525), (175, 1204599), (211, 999075), (231, 912575), (275, 766563), (385, 547545), (519, 406175), (525, 401533), (633, 333025), (825, 255521), (865, 243705), (1055, 199815), (1155, 182515), (1211, 174075), (1477, 142725), (1903, 110775), (1925, 109509), (2321, 90825), (2595, 81235), (3165, 66605), (3633, 58025), (4325, 48741), (4431, 47575), (5275, 39963), (5709, 36925), (5775, 36503), (6055, 34815), (6963, 30275), (7385, 28545), (9515, 22155), (11605, 18165), (12975, 16247), (13321, 15825)]