74557881

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 124416000

約数和(自身を除く): 49858119

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 71, 89, 171, 207, 213, 267, 437, 513, 621, 639, 801, 1311, 1349, 1633, 1691, 1917, 2047, 2403, 3933, 4047, 4899, 5073, 6141, 6319, 11799, 12141, 14697, 15219, 18423, 18957, 31027, 36423, 38893, 44091, 45657, 55269, 56871, 93081, 116679, 120061, 145337, 170613, 279243, 350037, 360183, 436011, 837729, 1050111, 1080549, 1308033, 2761403, 3241647, 3924099, 8284209, 24852627, 74557881]

約数ペア:

[(1, 74557881), (3, 24852627), (9, 8284209), (19, 3924099), (23, 3241647), (27, 2761403), (57, 1308033), (69, 1080549), (71, 1050111), (89, 837729), (171, 436011), (207, 360183), (213, 350037), (267, 279243), (437, 170613), (513, 145337), (621, 120061), (639, 116679), (801, 93081), (1311, 56871), (1349, 55269), (1633, 45657), (1691, 44091), (1917, 38893), (2047, 36423), (2403, 31027), (3933, 18957), (4047, 18423), (4899, 15219), (5073, 14697), (6141, 12141), (6319, 11799)]