138214958

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{1237}}^1$

素因数の和:1616

約数の個数: 32

約数和(自身を含む): 248154624

約数和(自身を除く): 109939666

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 347, 694, 1237, 2429, 2474, 4858, 7981, 8659, 15962, 17318, 28451, 55867, 56902, 111734, 199157, 398314, 429239, 858478, 3004673, 6009346, 9872497, 19744994, 69107479, 138214958]

約数ペア:

[(1, 138214958), (2, 69107479), (7, 19744994), (14, 9872497), (23, 6009346), (46, 3004673), (161, 858478), (322, 429239), (347, 398314), (694, 199157), (1237, 111734), (2429, 56902), (2474, 55867), (4858, 28451), (7981, 17318), (8659, 15962)]