71556904

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{443}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 137089440

約数和(自身を除く): 65532536

約数列:

[1, 2, 4, 8, 61, 122, 244, 331, 443, 488, 662, 886, 1324, 1772, 2648, 3544, 20191, 27023, 40382, 54046, 80764, 108092, 146633, 161528, 216184, 293266, 586532, 1173064, 8944613, 17889226, 35778452, 71556904]

約数ペア:

[(1, 71556904), (2, 35778452), (4, 17889226), (8, 8944613), (61, 1173064), (122, 586532), (244, 293266), (331, 216184), (443, 161528), (488, 146633), (662, 108092), (886, 80764), (1324, 54046), (1772, 40382), (2648, 27023), (3544, 20191)]