156779505

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{81023}}^1$

素因数の和:81077

約数の個数: 24

約数和(自身を含む): 278074368

約数和(自身を除く): 121294863

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 81023, 243069, 405115, 729207, 1215345, 3483989, 3646035, 10451967, 17419945, 31355901, 52259835, 156779505]

約数ペア:

[(1, 156779505), (3, 52259835), (5, 31355901), (9, 17419945), (15, 10451967), (43, 3646035), (45, 3483989), (129, 1215345), (215, 729207), (387, 405115), (645, 243069), (1935, 81023)]