71394736

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20563}}^1$

素因数の和:20609

約数の個数: 40

約数和(自身を含む): 163195904

約数和(自身を除く): 91801168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 20563, 41126, 82252, 143941, 164504, 287882, 329008, 575764, 637453, 1151528, 1274906, 2303056, 2549812, 4462171, 5099624, 8924342, 10199248, 17848684, 35697368, 71394736]

約数ペア:

[(1, 71394736), (2, 35697368), (4, 17848684), (7, 10199248), (8, 8924342), (14, 5099624), (16, 4462171), (28, 2549812), (31, 2303056), (56, 1274906), (62, 1151528), (112, 637453), (124, 575764), (217, 329008), (248, 287882), (434, 164504), (496, 143941), (868, 82252), (1736, 41126), (3472, 20563)]