1231641838

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{17987}}^1$

素因数の和:18136

約数の個数: 32

約数和(自身を含む): 2172374784

約数和(自身を除く): 940732946

約数列:

[1, 2, 7, 14, 67, 73, 134, 146, 469, 511, 938, 1022, 4891, 9782, 17987, 34237, 35974, 68474, 125909, 251818, 1205129, 1313051, 2410258, 2626102, 8435903, 9191357, 16871806, 18382714, 87974417, 175948834, 615820919, 1231641838]

約数ペア:

[(1, 1231641838), (2, 615820919), (7, 175948834), (14, 87974417), (67, 18382714), (73, 16871806), (134, 9191357), (146, 8435903), (469, 2626102), (511, 2410258), (938, 1313051), (1022, 1205129), (4891, 251818), (9782, 125909), (17987, 68474), (34237, 35974)]