1661703957

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{1439}}^1\times {\mathrm{2251}}^1$

素因数の和:3718

約数の個数: 32

約数和(自身を含む): 2594304000

約数和(自身を除く): 932600043

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 1439, 2251, 4317, 6753, 12951, 20259, 27341, 38853, 42769, 60777, 82023, 128307, 246069, 384921, 738207, 1154763, 3239189, 9717567, 29152701, 61544591, 87458103, 184633773, 553901319, 1661703957]

約数ペア:

[(1, 1661703957), (3, 553901319), (9, 184633773), (19, 87458103), (27, 61544591), (57, 29152701), (171, 9717567), (513, 3239189), (1439, 1154763), (2251, 738207), (4317, 384921), (6753, 246069), (12951, 128307), (20259, 82023), (27341, 60777), (38853, 42769)]