390937898

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 657341856

約数和(自身を除く): 266403958

約数列:

[1, 2, 13, 26, 61, 67, 122, 134, 169, 283, 338, 566, 793, 871, 1586, 1742, 3679, 4087, 7358, 8174, 10309, 11323, 17263, 18961, 20618, 22646, 34526, 37922, 47827, 53131, 95654, 106262, 224419, 246493, 448838, 492986, 690703, 1156621, 1381406, 2313242, 2917447, 3204409, 5834894, 6408818, 15036073, 30072146, 195468949, 390937898]

約数ペア:

[(1, 390937898), (2, 195468949), (13, 30072146), (26, 15036073), (61, 6408818), (67, 5834894), (122, 3204409), (134, 2917447), (169, 2313242), (283, 1381406), (338, 1156621), (566, 690703), (793, 492986), (871, 448838), (1586, 246493), (1742, 224419), (3679, 106262), (4087, 95654), (7358, 53131), (8174, 47827), (10309, 37922), (11323, 34526), (17263, 22646), (18961, 20618)]