3978889208

素因数分解:

$2^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1\times {\mathrm{1097}}^1$

素因数の和:1620

約数の個数: 64

約数和(自身を含む): 8601292800

約数和(自身を除く): 4622403592

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 239, 271, 478, 542, 956, 1084, 1097, 1673, 1897, 1912, 2168, 2194, 3346, 3794, 4388, 6692, 7588, 7679, 8776, 13384, 15176, 15358, 30716, 61432, 64769, 129538, 259076, 262183, 297287, 453383, 518152, 524366, 594574, 906766, 1048732, 1189148, 1813532, 1835281, 2081009, 2097464, 2378296, 3627064, 3670562, 4162018, 7341124, 8324036, 14682248, 16648072, 71051593, 142103186, 284206372, 497361151, 568412744, 994722302, 1989444604, 3978889208]

約数ペア:

[(1, 3978889208), (2, 1989444604), (4, 994722302), (7, 568412744), (8, 497361151), (14, 284206372), (28, 142103186), (56, 71051593), (239, 16648072), (271, 14682248), (478, 8324036), (542, 7341124), (956, 4162018), (1084, 3670562), (1097, 3627064), (1673, 2378296), (1897, 2097464), (1912, 2081009), (2168, 1835281), (2194, 1813532), (3346, 1189148), (3794, 1048732), (4388, 906766), (6692, 594574), (7588, 524366), (7679, 518152), (8776, 453383), (13384, 297287), (15176, 262183), (15358, 259076), (30716, 129538), (61432, 64769)]