977897421

素因数分解:

$3^3\times {\mathrm{641}}^1\times {\mathrm{56503}}^1$

素因数の和:57153

約数の個数: 16

約数和(自身を含む): 1451022720

約数和(自身を除く): 473125299

約数列:

[1, 3, 9, 27, 641, 1923, 5769, 17307, 56503, 169509, 508527, 1525581, 36218423, 108655269, 325965807, 977897421]

約数ペア:

[(1, 977897421), (3, 325965807), (9, 108655269), (27, 36218423), (641, 1525581), (1923, 508527), (5769, 169509), (17307, 56503)]