13503711

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 20321280

約数和(自身を除く): 6817569

約数列:

[1, 3, 13, 39, 47, 53, 139, 141, 159, 417, 611, 689, 1807, 1833, 2067, 2491, 5421, 6533, 7367, 7473, 19599, 22101, 32383, 84929, 95771, 97149, 254787, 287313, 346249, 1038747, 4501237, 13503711]

約数ペア:

[(1, 13503711), (3, 4501237), (13, 1038747), (39, 346249), (47, 287313), (53, 254787), (139, 97149), (141, 95771), (159, 84929), (417, 32383), (611, 22101), (689, 19599), (1807, 7473), (1833, 7367), (2067, 6533), (2491, 5421)]