189718857

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{58393}}^1$

素因数の和:58437

約数の個数: 18

約数和(自身を含む): 289225482

約数和(自身を除く): 99506625

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 58393, 175179, 525537, 1109467, 3328401, 9985203, 21079873, 63239619, 189718857]

約数ペア:

[(1, 189718857), (3, 63239619), (9, 21079873), (19, 9985203), (57, 3328401), (171, 1109467), (361, 525537), (1083, 175179), (3249, 58393)]