855342

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 48

約数和(自身を含む): 2031120

約数和(自身を除く): 1175778

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 41, 57, 61, 82, 114, 122, 123, 171, 183, 246, 342, 366, 369, 549, 738, 779, 1098, 1159, 1558, 2318, 2337, 2501, 3477, 4674, 5002, 6954, 7011, 7503, 10431, 14022, 15006, 20862, 22509, 45018, 47519, 95038, 142557, 285114, 427671, 855342]

約数ペア:

[(1, 855342), (2, 427671), (3, 285114), (6, 142557), (9, 95038), (18, 47519), (19, 45018), (38, 22509), (41, 20862), (57, 15006), (61, 14022), (82, 10431), (114, 7503), (122, 7011), (123, 6954), (171, 5002), (183, 4674), (246, 3477), (342, 2501), (366, 2337), (369, 2318), (549, 1558), (738, 1159), (779, 1098)]