172070973

素因数分解:

$3^7\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 281030400

約数和(自身を除く): 108959427

約数列:

[1, 3, 9, 19, 27, 41, 57, 81, 101, 123, 171, 243, 303, 369, 513, 729, 779, 909, 1107, 1539, 1919, 2187, 2337, 2727, 3321, 4141, 4617, 5757, 7011, 8181, 9963, 12423, 13851, 17271, 21033, 24543, 29889, 37269, 41553, 51813, 63099, 73629, 78679, 89667, 111807, 155439, 189297, 220887, 236037, 335421, 466317, 567891, 708111, 1006263, 1398951, 1703673, 2124333, 3018789, 4196853, 6372999, 9056367, 19118997, 57356991, 172070973]

約数ペア:

[(1, 172070973), (3, 57356991), (9, 19118997), (19, 9056367), (27, 6372999), (41, 4196853), (57, 3018789), (81, 2124333), (101, 1703673), (123, 1398951), (171, 1006263), (243, 708111), (303, 567891), (369, 466317), (513, 335421), (729, 236037), (779, 220887), (909, 189297), (1107, 155439), (1539, 111807), (1919, 89667), (2187, 78679), (2337, 73629), (2727, 63099), (3321, 51813), (4141, 41553), (4617, 37269), (5757, 29889), (7011, 24543), (8181, 21033), (9963, 17271), (12423, 13851)]