16493725

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:349

約数の個数: 24

約数和(自身を含む): 21332960

約数和(自身を除く): 4839235

約数列:

[1, 5, 25, 43, 67, 215, 229, 335, 1075, 1145, 1675, 2881, 5725, 9847, 14405, 15343, 49235, 72025, 76715, 246175, 383575, 659749, 3298745, 16493725]

約数ペア:

[(1, 16493725), (5, 3298745), (25, 659749), (43, 383575), (67, 246175), (215, 76715), (229, 72025), (335, 49235), (1075, 15343), (1145, 14405), (1675, 9847), (2881, 5725)]