81107572

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{222823}}^1$

素因数の和:222847

約数の個数: 24

約数和(自身を含む): 174694016

約数和(自身を除く): 93586444

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 222823, 445646, 891292, 1559761, 2896699, 3119522, 5793398, 6239044, 11586796, 20276893, 40553786, 81107572]

約数ペア:

[(1, 81107572), (2, 40553786), (4, 20276893), (7, 11586796), (13, 6239044), (14, 5793398), (26, 3119522), (28, 2896699), (52, 1559761), (91, 891292), (182, 445646), (364, 222823)]