31177374

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1439}}^1$

素因数の和:1624

約数の個数: 32

約数和(自身を含む): 65525760

約数和(自身を除く): 34348386

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 157, 314, 471, 942, 1439, 2878, 3611, 4317, 7222, 8634, 10833, 21666, 33097, 66194, 99291, 198582, 225923, 451846, 677769, 1355538, 5196229, 10392458, 15588687, 31177374]

約数ペア:

[(1, 31177374), (2, 15588687), (3, 10392458), (6, 5196229), (23, 1355538), (46, 677769), (69, 451846), (138, 225923), (157, 198582), (314, 99291), (471, 66194), (942, 33097), (1439, 21666), (2878, 10833), (3611, 8634), (4317, 7222)]