42019019

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{691}}^1$

素因数の和:795

約数の個数: 24

約数和(自身を含む): 52539408

約数和(自身を除く): 10520389

約数列:

[1, 7, 17, 49, 73, 119, 511, 691, 833, 1241, 3577, 4837, 8687, 11747, 33859, 50443, 60809, 82229, 353101, 575603, 857531, 2471707, 6002717, 42019019]

約数ペア:

[(1, 42019019), (7, 6002717), (17, 2471707), (49, 857531), (73, 575603), (119, 353101), (511, 82229), (691, 60809), (833, 50443), (1241, 33859), (3577, 11747), (4837, 8687)]