64536430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{131707}}^1$

素因数の和:131728

約数の個数: 24

約数和(自身を含む): 135132408

約数和(自身を除く): 70595978

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 131707, 263414, 658535, 921949, 1317070, 1843898, 4609745, 6453643, 9219490, 12907286, 32268215, 64536430]

約数ペア:

[(1, 64536430), (2, 32268215), (5, 12907286), (7, 9219490), (10, 6453643), (14, 4609745), (35, 1843898), (49, 1317070), (70, 921949), (98, 658535), (245, 263414), (490, 131707)]