29121183

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 54940704

約数和(自身を除く): 25819521

約数列:

[1, 3, 7, 9, 13, 21, 31, 37, 39, 63, 91, 93, 111, 117, 217, 259, 273, 279, 333, 403, 481, 651, 777, 819, 961, 1147, 1209, 1443, 1953, 2331, 2821, 2883, 3367, 3441, 3627, 4329, 6727, 8029, 8463, 8649, 10101, 10323, 12493, 14911, 20181, 24087, 25389, 30303, 35557, 37479, 44733, 60543, 72261, 87451, 104377, 106671, 112437, 134199, 248899, 262353, 313131, 320013, 462241, 746697, 787059, 939393, 1386723, 2240091, 3235687, 4160169, 9707061, 29121183]

約数ペア:

[(1, 29121183), (3, 9707061), (7, 4160169), (9, 3235687), (13, 2240091), (21, 1386723), (31, 939393), (37, 787059), (39, 746697), (63, 462241), (91, 320013), (93, 313131), (111, 262353), (117, 248899), (217, 134199), (259, 112437), (273, 106671), (279, 104377), (333, 87451), (403, 72261), (481, 60543), (651, 44733), (777, 37479), (819, 35557), (961, 30303), (1147, 25389), (1209, 24087), (1443, 20181), (1953, 14911), (2331, 12493), (2821, 10323), (2883, 10101), (3367, 8649), (3441, 8463), (3627, 8029), (4329, 6727)]