261657982

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{8161}}^1$

素因数の和:8244

約数の個数: 32

約数和(自身を含む): 444273984

約数和(自身を除く): 182616002

約数列:

[1, 2, 17, 23, 34, 41, 46, 82, 391, 697, 782, 943, 1394, 1886, 8161, 16031, 16322, 32062, 138737, 187703, 277474, 334601, 375406, 669202, 3190951, 5688217, 6381902, 7695823, 11376434, 15391646, 130828991, 261657982]

約数ペア:

[(1, 261657982), (2, 130828991), (17, 15391646), (23, 11376434), (34, 7695823), (41, 6381902), (46, 5688217), (82, 3190951), (391, 669202), (697, 375406), (782, 334601), (943, 277474), (1394, 187703), (1886, 138737), (8161, 32062), (16031, 16322)]