812455865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{13997}}^1$

素因数の和:14081

約数の個数: 32

約数和(自身を含む): 1128798720

約数和(自身を除く): 316342855

約数列:

[1, 5, 13, 19, 47, 65, 95, 235, 247, 611, 893, 1235, 3055, 4465, 11609, 13997, 58045, 69985, 181961, 265943, 657859, 909805, 1329715, 3289295, 3457259, 8552167, 12499321, 17286295, 42760835, 62496605, 162491173, 812455865]

約数ペア:

[(1, 812455865), (5, 162491173), (13, 62496605), (19, 42760835), (47, 17286295), (65, 12499321), (95, 8552167), (235, 3457259), (247, 3289295), (611, 1329715), (893, 909805), (1235, 657859), (3055, 265943), (4465, 181961), (11609, 69985), (13997, 58045)]