1898015

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 2714112

約数和(自身を除く): 816097

約数列:

[1, 5, 7, 35, 49, 61, 127, 245, 305, 427, 635, 889, 2135, 2989, 4445, 6223, 7747, 14945, 31115, 38735, 54229, 271145, 379603, 1898015]

約数ペア:

[(1, 1898015), (5, 379603), (7, 271145), (35, 54229), (49, 38735), (61, 31115), (127, 14945), (245, 7747), (305, 6223), (427, 4445), (635, 2989), (889, 2135)]