1388988174

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{138373}}^1$

素因数の和:138624

約数の個数: 32

約数和(自身を含む): 3188136960

約数和(自身を除く): 1799148786

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 239, 478, 717, 1434, 1673, 3346, 5019, 10038, 138373, 276746, 415119, 830238, 968611, 1937222, 2905833, 5811666, 33071147, 66142294, 99213441, 198426882, 231498029, 462996058, 694494087, 1388988174]

約数ペア:

[(1, 1388988174), (2, 694494087), (3, 462996058), (6, 231498029), (7, 198426882), (14, 99213441), (21, 66142294), (42, 33071147), (239, 5811666), (478, 2905833), (717, 1937222), (1434, 968611), (1673, 830238), (3346, 415119), (5019, 276746), (10038, 138373)]