211890813

素因数分解:

$3^1\times {\mathrm{349}}^1\times {\mathrm{439}}^1\times {\mathrm{461}}^1$

素因数の和:1252

約数の個数: 16

約数和(自身を含む): 284592000

約数和(自身を除く): 72701187

約数列:

[1, 3, 349, 439, 461, 1047, 1317, 1383, 153211, 160889, 202379, 459633, 482667, 607137, 70630271, 211890813]

約数ペア:

[(1, 211890813), (3, 70630271), (349, 607137), (439, 482667), (461, 459633), (1047, 202379), (1317, 160889), (1383, 153211)]