138187868

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5347}}^1$

素因数の和:5442

約数の個数: 48

約数和(自身を含む): 301883904

約数和(自身を除く): 163696036

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 182, 284, 364, 497, 923, 994, 1846, 1988, 3692, 5347, 6461, 10694, 12922, 21388, 25844, 37429, 69511, 74858, 139022, 149716, 278044, 379637, 486577, 759274, 973154, 1518548, 1946308, 2657459, 4935281, 5314918, 9870562, 10629836, 19741124, 34546967, 69093934, 138187868]

約数ペア:

[(1, 138187868), (2, 69093934), (4, 34546967), (7, 19741124), (13, 10629836), (14, 9870562), (26, 5314918), (28, 4935281), (52, 2657459), (71, 1946308), (91, 1518548), (142, 973154), (182, 759274), (284, 486577), (364, 379637), (497, 278044), (923, 149716), (994, 139022), (1846, 74858), (1988, 69511), (3692, 37429), (5347, 25844), (6461, 21388), (10694, 12922)]