55431441

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 97592040

約数和(自身を除く): 42160599

約数列:

[1, 3, 9, 13, 17, 29, 31, 39, 51, 87, 93, 117, 153, 221, 261, 279, 377, 403, 493, 527, 663, 899, 961, 1131, 1209, 1479, 1581, 1989, 2697, 2883, 3393, 3627, 4437, 4743, 6409, 6851, 8091, 8649, 11687, 12493, 15283, 16337, 19227, 20553, 27869, 35061, 37479, 45849, 49011, 57681, 61659, 83607, 105183, 112437, 137547, 147033, 198679, 212381, 250821, 362297, 473773, 596037, 637143, 1086891, 1421319, 1788111, 1911429, 3260673, 4263957, 6159049, 18477147, 55431441]

約数ペア:

[(1, 55431441), (3, 18477147), (9, 6159049), (13, 4263957), (17, 3260673), (29, 1911429), (31, 1788111), (39, 1421319), (51, 1086891), (87, 637143), (93, 596037), (117, 473773), (153, 362297), (221, 250821), (261, 212381), (279, 198679), (377, 147033), (403, 137547), (493, 112437), (527, 105183), (663, 83607), (899, 61659), (961, 57681), (1131, 49011), (1209, 45849), (1479, 37479), (1581, 35061), (1989, 27869), (2697, 20553), (2883, 19227), (3393, 16337), (3627, 15283), (4437, 12493), (4743, 11687), (6409, 8649), (6851, 8091)]