13271025

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 23609600

約数和(自身を除く): 10338575

約数列:

[1, 3, 5, 15, 19, 25, 57, 67, 75, 95, 139, 201, 285, 335, 417, 475, 695, 1005, 1273, 1425, 1675, 2085, 2641, 3475, 3819, 5025, 6365, 7923, 9313, 10425, 13205, 19095, 27939, 31825, 39615, 46565, 66025, 95475, 139695, 176947, 198075, 232825, 530841, 698475, 884735, 2654205, 4423675, 13271025]

約数ペア:

[(1, 13271025), (3, 4423675), (5, 2654205), (15, 884735), (19, 698475), (25, 530841), (57, 232825), (67, 198075), (75, 176947), (95, 139695), (139, 95475), (201, 66025), (285, 46565), (335, 39615), (417, 31825), (475, 27939), (695, 19095), (1005, 13205), (1273, 10425), (1425, 9313), (1675, 7923), (2085, 6365), (2641, 5025), (3475, 3819)]