71404216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{40387}}^1$

素因数の和:40423

約数の個数: 32

約数和(自身を含む): 152666640

約数和(自身を除く): 81262424

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 40387, 80774, 161548, 323096, 525031, 686579, 1050062, 1373158, 2100124, 2746316, 4200248, 5492632, 8925527, 17851054, 35702108, 71404216]

約数ペア:

[(1, 71404216), (2, 35702108), (4, 17851054), (8, 8925527), (13, 5492632), (17, 4200248), (26, 2746316), (34, 2100124), (52, 1373158), (68, 1050062), (104, 686579), (136, 525031), (221, 323096), (442, 161548), (884, 80774), (1768, 40387)]