67578644

素因数分解:

$2^2\times 7^2\times {\mathrm{173}}^1\times {\mathrm{1993}}^1$

素因数の和:2184

約数の個数: 36

約数和(自身を含む): 138435444

約数和(自身を除く): 70856800

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 173, 196, 346, 692, 1211, 1993, 2422, 3986, 4844, 7972, 8477, 13951, 16954, 27902, 33908, 55804, 97657, 195314, 344789, 390628, 689578, 1379156, 2413523, 4827046, 9654092, 16894661, 33789322, 67578644]

約数ペア:

[(1, 67578644), (2, 33789322), (4, 16894661), (7, 9654092), (14, 4827046), (28, 2413523), (49, 1379156), (98, 689578), (173, 390628), (196, 344789), (346, 195314), (692, 97657), (1211, 55804), (1993, 33908), (2422, 27902), (3986, 16954), (4844, 13951), (7972, 8477)]