64020747

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{160453}}^1$

素因数の和:160482

約数の個数: 16

約数和(自身を含む): 102690560

約数和(自身を除く): 38669813

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 160453, 481359, 1123171, 3048607, 3369513, 9145821, 21340249, 64020747]

約数ペア:

[(1, 64020747), (3, 21340249), (7, 9145821), (19, 3369513), (21, 3048607), (57, 1123171), (133, 481359), (399, 160453)]