3912974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^2$

素因数の和:212

約数の個数: 24

約数和(自身を含む): 6729240

約数和(自身を除く): 2816266

約数列:

[1, 2, 13, 19, 26, 38, 89, 178, 247, 494, 1157, 1691, 2314, 3382, 7921, 15842, 21983, 43966, 102973, 150499, 205946, 300998, 1956487, 3912974]

約数ペア:

[(1, 3912974), (2, 1956487), (13, 300998), (19, 205946), (26, 150499), (38, 102973), (89, 43966), (178, 21983), (247, 15842), (494, 7921), (1157, 3382), (1691, 2314)]