72249388

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{20047}}^1$

素因数の和:20121

約数の個数: 24

約数和(自身を含む): 136406592

約数和(自身を除く): 64157204

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 212, 901, 1802, 3604, 20047, 40094, 80188, 340799, 681598, 1062491, 1363196, 2124982, 4249964, 18062347, 36124694, 72249388]

約数ペア:

[(1, 72249388), (2, 36124694), (4, 18062347), (17, 4249964), (34, 2124982), (53, 1363196), (68, 1062491), (106, 681598), (212, 340799), (901, 80188), (1802, 40094), (3604, 20047)]