31471518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{757}}^1$

素因数の和:829

約数の個数: 48

約数和(自身を含む): 69911856

約数和(自身を除く): 38440338

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 169, 246, 338, 507, 533, 757, 1014, 1066, 1514, 1599, 2271, 3198, 4542, 6929, 9841, 13858, 19682, 20787, 29523, 31037, 41574, 59046, 62074, 93111, 127933, 186222, 255866, 383799, 403481, 767598, 806962, 1210443, 2420886, 5245253, 10490506, 15735759, 31471518]

約数ペア:

[(1, 31471518), (2, 15735759), (3, 10490506), (6, 5245253), (13, 2420886), (26, 1210443), (39, 806962), (41, 767598), (78, 403481), (82, 383799), (123, 255866), (169, 186222), (246, 127933), (338, 93111), (507, 62074), (533, 59046), (757, 41574), (1014, 31037), (1066, 29523), (1514, 20787), (1599, 19682), (2271, 13858), (3198, 9841), (4542, 6929)]