57680553

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{353}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 91348992

約数和(自身を除く): 33668439

約数列:

[1, 3, 7, 21, 31, 93, 217, 251, 353, 651, 753, 1059, 1757, 2471, 5271, 7413, 7781, 10943, 23343, 32829, 54467, 76601, 88603, 163401, 229803, 265809, 620221, 1860663, 2746693, 8240079, 19226851, 57680553]

約数ペア:

[(1, 57680553), (3, 19226851), (7, 8240079), (21, 2746693), (31, 1860663), (93, 620221), (217, 265809), (251, 229803), (353, 163401), (651, 88603), (753, 76601), (1059, 54467), (1757, 32829), (2471, 23343), (5271, 10943), (7413, 7781)]