221917996863

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{2677}}^1\times {\mathrm{82981}}^1$

素因数の和:85704

約数の個数: 32

約数和(自身を含む): 337783209920

約数和(自身を除く): 115865213057

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 2677, 8031, 24093, 72279, 82981, 99049, 248943, 297147, 746829, 891441, 2240487, 2674323, 3070297, 9210891, 27632673, 82898019, 222140137, 666420411, 1999261233, 5997783699, 8219185069, 24657555207, 73972665621, 221917996863]

約数ペア:

[(1, 221917996863), (3, 73972665621), (9, 24657555207), (27, 8219185069), (37, 5997783699), (111, 1999261233), (333, 666420411), (999, 222140137), (2677, 82898019), (8031, 27632673), (24093, 9210891), (72279, 3070297), (82981, 2674323), (99049, 2240487), (248943, 891441), (297147, 746829)]