3872295

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 8087040

約数和(自身を除く): 4214745

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 647, 665, 855, 1197, 1941, 1995, 3235, 4529, 5823, 5985, 9705, 12293, 13587, 22645, 29115, 36879, 40761, 61465, 67935, 86051, 110637, 184395, 203805, 258153, 430255, 553185, 774459, 1290765, 3872295]

約数ペア:

[(1, 3872295), (3, 1290765), (5, 774459), (7, 553185), (9, 430255), (15, 258153), (19, 203805), (21, 184395), (35, 110637), (45, 86051), (57, 67935), (63, 61465), (95, 40761), (105, 36879), (133, 29115), (171, 22645), (285, 13587), (315, 12293), (399, 9705), (647, 5985), (665, 5823), (855, 4529), (1197, 3235), (1941, 1995)]