25842243

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 41052160

約数和(自身を除く): 15209917

約数列:

[1, 3, 7, 21, 37, 79, 111, 237, 259, 421, 553, 777, 1263, 1659, 2923, 2947, 8769, 8841, 15577, 20461, 33259, 46731, 61383, 99777, 109039, 232813, 327117, 698439, 1230583, 3691749, 8614081, 25842243]

約数ペア:

[(1, 25842243), (3, 8614081), (7, 3691749), (21, 1230583), (37, 698439), (79, 327117), (111, 232813), (237, 109039), (259, 99777), (421, 61383), (553, 46731), (777, 33259), (1263, 20461), (1659, 15577), (2923, 8841), (2947, 8769)]