71263244

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{271}}^1\times {\mathrm{389}}^1$

素因数の和:690

約数の個数: 36

約数和(自身を含む): 135888480

約数和(自身を除く): 64625236

約数列:

[1, 2, 4, 13, 26, 52, 169, 271, 338, 389, 542, 676, 778, 1084, 1556, 3523, 5057, 7046, 10114, 14092, 20228, 45799, 65741, 91598, 105419, 131482, 183196, 210838, 262964, 421676, 1370447, 2740894, 5481788, 17815811, 35631622, 71263244]

約数ペア:

[(1, 71263244), (2, 35631622), (4, 17815811), (13, 5481788), (26, 2740894), (52, 1370447), (169, 421676), (271, 262964), (338, 210838), (389, 183196), (542, 131482), (676, 105419), (778, 91598), (1084, 65741), (1556, 45799), (3523, 20228), (5057, 14092), (7046, 10114)]