51421695

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13879}}^1$

素因数の和:13919

約数の個数: 32

約数和(自身を含む): 93273600

約数和(自身を除く): 41851905

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 13879, 41637, 69395, 180427, 208185, 263701, 541281, 791103, 902135, 1318505, 2706405, 3428113, 3955515, 10284339, 17140565, 51421695]

約数ペア:

[(1, 51421695), (3, 17140565), (5, 10284339), (13, 3955515), (15, 3428113), (19, 2706405), (39, 1318505), (57, 902135), (65, 791103), (95, 541281), (195, 263701), (247, 208185), (285, 180427), (741, 69395), (1235, 41637), (3705, 13879)]