287999710

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1\times {\mathrm{907}}^1$

素因数の和:1308

約数の個数: 32

約数和(自身を含む): 525426912

約数和(自身を除く): 237427202

約数列:

[1, 2, 5, 10, 113, 226, 281, 562, 565, 907, 1130, 1405, 1814, 2810, 4535, 9070, 31753, 63506, 102491, 158765, 204982, 254867, 317530, 509734, 512455, 1024910, 1274335, 2548670, 28799971, 57599942, 143999855, 287999710]

約数ペア:

[(1, 287999710), (2, 143999855), (5, 57599942), (10, 28799971), (113, 2548670), (226, 1274335), (281, 1024910), (562, 512455), (565, 509734), (907, 317530), (1130, 254867), (1405, 204982), (1814, 158765), (2810, 102491), (4535, 63506), (9070, 31753)]