142386874

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3851}}^1$

素因数の和:4018

約数の個数: 32

約数和(自身を含む): 258854400

約数和(自身を除く): 116467526

約数列:

[1, 2, 7, 14, 19, 38, 133, 139, 266, 278, 973, 1946, 2641, 3851, 5282, 7702, 18487, 26957, 36974, 53914, 73169, 146338, 512183, 535289, 1024366, 1070578, 3747023, 7494046, 10170491, 20340982, 71193437, 142386874]

約数ペア:

[(1, 142386874), (2, 71193437), (7, 20340982), (14, 10170491), (19, 7494046), (38, 3747023), (133, 1070578), (139, 1024366), (266, 535289), (278, 512183), (973, 146338), (1946, 73169), (2641, 53914), (3851, 36974), (5282, 26957), (7702, 18487)]