72876388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{19739}}^1$

素因数の和:19827

約数の個数: 24

約数和(自身を含む): 139285440

約数和(自身を除く): 66409052

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 19739, 39478, 78956, 256607, 513214, 1026428, 1401469, 2802938, 5605876, 18219097, 36438194, 72876388]

約数ペア:

[(1, 72876388), (2, 36438194), (4, 18219097), (13, 5605876), (26, 2802938), (52, 1401469), (71, 1026428), (142, 513214), (284, 256607), (923, 78956), (1846, 39478), (3692, 19739)]