31378854

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17491}}^1$

素因数の和:17532

約数の個数: 32

約数和(自身を含む): 70527744

約数和(自身を除く): 39148890

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 17491, 34982, 52473, 104946, 227383, 402293, 454766, 682149, 804586, 1206879, 1364298, 2413758, 5229809, 10459618, 15689427, 31378854]

約数ペア:

[(1, 31378854), (2, 15689427), (3, 10459618), (6, 5229809), (13, 2413758), (23, 1364298), (26, 1206879), (39, 804586), (46, 682149), (69, 454766), (78, 402293), (138, 227383), (299, 104946), (598, 52473), (897, 34982), (1794, 17491)]