72971258

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1\times {\mathrm{1667}}^1$

素因数の和:2221

約数の個数: 16

約数和(自身を含む): 112289760

約数和(自身を除く): 39318502

約数列:

[1, 2, 43, 86, 509, 1018, 1667, 3334, 21887, 43774, 71681, 143362, 848503, 1697006, 36485629, 72971258]

約数ペア:

[(1, 72971258), (2, 36485629), (43, 1697006), (86, 848503), (509, 143362), (1018, 71681), (1667, 43774), (3334, 21887)]