47721245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2153}}^1$

素因数の和:2213

約数の個数: 32

約数和(自身を含む): 69479424

約数和(自身を除く): 21758179

約数列:

[1, 5, 11, 13, 31, 55, 65, 143, 155, 341, 403, 715, 1705, 2015, 2153, 4433, 10765, 22165, 23683, 27989, 66743, 118415, 139945, 307879, 333715, 734173, 867659, 1539395, 3670865, 4338295, 9544249, 47721245]

約数ペア:

[(1, 47721245), (5, 9544249), (11, 4338295), (13, 3670865), (31, 1539395), (55, 867659), (65, 734173), (143, 333715), (155, 307879), (341, 139945), (403, 118415), (715, 66743), (1705, 27989), (2015, 23683), (2153, 22165), (4433, 10765)]