28995786

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{479}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 69120000

約数和(自身を除く): 40124214

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 59, 114, 118, 171, 177, 342, 354, 479, 513, 531, 958, 1026, 1062, 1121, 1437, 1593, 2242, 2874, 3186, 3363, 4311, 6726, 8622, 9101, 10089, 12933, 18202, 20178, 25866, 27303, 28261, 30267, 54606, 56522, 60534, 81909, 84783, 163818, 169566, 245727, 254349, 491454, 508698, 536959, 763047, 1073918, 1526094, 1610877, 3221754, 4832631, 9665262, 14497893, 28995786]

約数ペア:

[(1, 28995786), (2, 14497893), (3, 9665262), (6, 4832631), (9, 3221754), (18, 1610877), (19, 1526094), (27, 1073918), (38, 763047), (54, 536959), (57, 508698), (59, 491454), (114, 254349), (118, 245727), (171, 169566), (177, 163818), (342, 84783), (354, 81909), (479, 60534), (513, 56522), (531, 54606), (958, 30267), (1026, 28261), (1062, 27303), (1121, 25866), (1437, 20178), (1593, 18202), (2242, 12933), (2874, 10089), (3186, 9101), (3363, 8622), (4311, 6726)]