205928025

素因数分解:

$3^1\times 5^2\times {\mathrm{419}}^1\times {\mathrm{6553}}^1$

素因数の和:6985

約数の個数: 24

約数和(自身を含む): 341332320

約数和(自身を除く): 135404295

約数列:

[1, 3, 5, 15, 25, 75, 419, 1257, 2095, 6285, 6553, 10475, 19659, 31425, 32765, 98295, 163825, 491475, 2745707, 8237121, 13728535, 41185605, 68642675, 205928025]

約数ペア:

[(1, 205928025), (3, 68642675), (5, 41185605), (15, 13728535), (25, 8237121), (75, 2745707), (419, 491475), (1257, 163825), (2095, 98295), (6285, 32765), (6553, 31425), (10475, 19659)]