1280761185

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{127249}}^1$

素因数の和:127329

約数の個数: 32

約数和(自身を含む): 2272176000

約数和(自身を除く): 991414815

約数列:

[1, 3, 5, 11, 15, 33, 55, 61, 165, 183, 305, 671, 915, 2013, 3355, 10065, 127249, 381747, 636245, 1399739, 1908735, 4199217, 6998695, 7762189, 20996085, 23286567, 38810945, 85384079, 116432835, 256152237, 426920395, 1280761185]

約数ペア:

[(1, 1280761185), (3, 426920395), (5, 256152237), (11, 116432835), (15, 85384079), (33, 38810945), (55, 23286567), (61, 20996085), (165, 7762189), (183, 6998695), (305, 4199217), (671, 1908735), (915, 1399739), (2013, 636245), (3355, 381747), (10065, 127249)]