15219295

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 23611392

約数和(自身を除く): 8392097

約数列:

[1, 5, 7, 13, 31, 35, 65, 83, 91, 155, 169, 217, 403, 415, 455, 581, 845, 1079, 1085, 1183, 2015, 2573, 2821, 2905, 5239, 5395, 5915, 7553, 12865, 14027, 14105, 18011, 26195, 33449, 36673, 37765, 70135, 90055, 98189, 167245, 183365, 234143, 434837, 490945, 1170715, 2174185, 3043859, 15219295]

約数ペア:

[(1, 15219295), (5, 3043859), (7, 2174185), (13, 1170715), (31, 490945), (35, 434837), (65, 234143), (83, 183365), (91, 167245), (155, 98189), (169, 90055), (217, 70135), (403, 37765), (415, 36673), (455, 33449), (581, 26195), (845, 18011), (1079, 14105), (1085, 14027), (1183, 12865), (2015, 7553), (2573, 5915), (2821, 5395), (2905, 5239)]