219975987

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{952277}}^1$

素因数の和:952298

約数の個数: 16

約数和(自身を含む): 365674752

約数和(自身を除く): 145698765

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 952277, 2856831, 6665939, 10475047, 19997817, 31425141, 73325329, 219975987]

約数ペア:

[(1, 219975987), (3, 73325329), (7, 31425141), (11, 19997817), (21, 10475047), (33, 6665939), (77, 2856831), (231, 952277)]