78883222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 131839488

約数和(自身を除く): 52956266

約数列:

[1, 2, 11, 22, 101, 131, 202, 262, 271, 542, 1111, 1441, 2222, 2882, 2981, 5962, 13231, 26462, 27371, 35501, 54742, 71002, 145541, 291082, 301081, 390511, 602162, 781022, 3585601, 7171202, 39441611, 78883222]

約数ペア:

[(1, 78883222), (2, 39441611), (11, 7171202), (22, 3585601), (101, 781022), (131, 602162), (202, 390511), (262, 301081), (271, 291082), (542, 145541), (1111, 71002), (1441, 54742), (2222, 35501), (2882, 27371), (2981, 26462), (5962, 13231)]