1388808618043

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{7757}}^1\times {\mathrm{23971}}^1$

素因数の和:31843

約数の個数: 32

約数和(自身を含む): 1749650692608

約数和(自身を除く): 360842074565

約数列:

[1, 7, 11, 77, 97, 679, 1067, 7469, 7757, 23971, 54299, 85327, 167797, 263681, 597289, 752429, 1845767, 2325187, 5267003, 8276719, 16276309, 25577057, 57937033, 179039399, 185943047, 1301601329, 2045373517, 14317614619, 18036475559, 126255328913, 198401231149, 1388808618043]

約数ペア:

[(1, 1388808618043), (7, 198401231149), (11, 126255328913), (77, 18036475559), (97, 14317614619), (679, 2045373517), (1067, 1301601329), (7469, 185943047), (7757, 179039399), (23971, 57937033), (54299, 25577057), (85327, 16276309), (167797, 8276719), (263681, 5267003), (597289, 2325187), (752429, 1845767)]