61388649

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 113398272

約数和(自身を除く): 52009623

約数列:

[1, 3, 7, 9, 17, 21, 31, 43, 51, 63, 93, 119, 129, 153, 217, 279, 301, 357, 387, 527, 651, 731, 903, 1071, 1333, 1581, 1849, 1953, 2193, 2709, 3689, 3999, 4743, 5117, 5547, 6579, 9331, 11067, 11997, 12943, 15351, 16641, 22661, 27993, 31433, 33201, 38829, 46053, 57319, 67983, 83979, 94299, 116487, 158627, 171957, 203949, 220031, 282897, 401233, 475881, 515871, 660093, 974423, 1203699, 1427643, 1980279, 2923269, 3611097, 6820961, 8769807, 20462883, 61388649]

約数ペア:

[(1, 61388649), (3, 20462883), (7, 8769807), (9, 6820961), (17, 3611097), (21, 2923269), (31, 1980279), (43, 1427643), (51, 1203699), (63, 974423), (93, 660093), (119, 515871), (129, 475881), (153, 401233), (217, 282897), (279, 220031), (301, 203949), (357, 171957), (387, 158627), (527, 116487), (651, 94299), (731, 83979), (903, 67983), (1071, 57319), (1333, 46053), (1581, 38829), (1849, 33201), (1953, 31433), (2193, 27993), (2709, 22661), (3689, 16641), (3999, 15351), (4743, 12943), (5117, 11997), (5547, 11067), (6579, 9331)]