238546945

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{74897}}^1$

素因数の和:74929

約数の個数: 24

約数和(自身を含む): 358611624

約数和(自身を除く): 120064679

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 74897, 374485, 524279, 973661, 2621395, 3669953, 4868305, 6815627, 18349765, 34078135, 47709389, 238546945]

約数ペア:

[(1, 238546945), (5, 47709389), (7, 34078135), (13, 18349765), (35, 6815627), (49, 4868305), (65, 3669953), (91, 2621395), (245, 973661), (455, 524279), (637, 374485), (3185, 74897)]