13621689

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:251

約数の個数: 40

約数和(自身を含む): 21954240

約数和(自身を除く): 8332551

約数列:

[1, 3, 9, 19, 27, 53, 57, 81, 159, 167, 171, 477, 501, 513, 1007, 1431, 1503, 1539, 3021, 3173, 4293, 4509, 8851, 9063, 9519, 13527, 26553, 27189, 28557, 79659, 81567, 85671, 168169, 238977, 257013, 504507, 716931, 1513521, 4540563, 13621689]

約数ペア:

[(1, 13621689), (3, 4540563), (9, 1513521), (19, 716931), (27, 504507), (53, 257013), (57, 238977), (81, 168169), (159, 85671), (167, 81567), (171, 79659), (477, 28557), (501, 27189), (513, 26553), (1007, 13527), (1431, 9519), (1503, 9063), (1539, 8851), (3021, 4509), (3173, 4293)]