72457659

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 60

約数和(自身を含む): 120443400

約数和(自身を除く): 47985741

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 81, 89, 171, 207, 267, 437, 513, 529, 621, 801, 1311, 1539, 1587, 1691, 1863, 2047, 2403, 3933, 4761, 5073, 6141, 7209, 10051, 11799, 14283, 15219, 18423, 30153, 35397, 38893, 42849, 45657, 47081, 55269, 90459, 116679, 136971, 141243, 165807, 271377, 350037, 423729, 814131, 894539, 1050111, 1271187, 2683617, 3150333, 3813561, 8050851, 24152553, 72457659]

約数ペア:

[(1, 72457659), (3, 24152553), (9, 8050851), (19, 3813561), (23, 3150333), (27, 2683617), (57, 1271187), (69, 1050111), (81, 894539), (89, 814131), (171, 423729), (207, 350037), (267, 271377), (437, 165807), (513, 141243), (529, 136971), (621, 116679), (801, 90459), (1311, 55269), (1539, 47081), (1587, 45657), (1691, 42849), (1863, 38893), (2047, 35397), (2403, 30153), (3933, 18423), (4761, 15219), (5073, 14283), (6141, 11799), (7209, 10051)]