91028972

素因数分解:

$2^2\times {\mathrm{197}}^1\times {\mathrm{331}}^1\times {\mathrm{349}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 161053200

約数和(自身を除く): 70024228

約数列:

[1, 2, 4, 197, 331, 349, 394, 662, 698, 788, 1324, 1396, 65207, 68753, 115519, 130414, 137506, 231038, 260828, 275012, 462076, 22757243, 45514486, 91028972]

約数ペア:

[(1, 91028972), (2, 45514486), (4, 22757243), (197, 462076), (331, 275012), (349, 260828), (394, 231038), (662, 137506), (698, 130414), (788, 115519), (1324, 68753), (1396, 65207)]