1640371638

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{133559}}^1$

素因数の和:133676

約数の個数: 32

約数和(自身を含む): 3461875200

約数和(自身を除く): 1821503562

約数列:

[1, 2, 3, 6, 23, 46, 69, 89, 138, 178, 267, 534, 2047, 4094, 6141, 12282, 133559, 267118, 400677, 801354, 3071857, 6143714, 9215571, 11886751, 18431142, 23773502, 35660253, 71320506, 273395273, 546790546, 820185819, 1640371638]

約数ペア:

[(1, 1640371638), (2, 820185819), (3, 546790546), (6, 273395273), (23, 71320506), (46, 35660253), (69, 23773502), (89, 18431142), (138, 11886751), (178, 9215571), (267, 6143714), (534, 3071857), (2047, 801354), (4094, 400677), (6141, 267118), (12282, 133559)]