42940402

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1$

素因数の和:1362

約数の個数: 32

約数和(自身を含む): 72876672

約数和(自身を除く): 29936270

約数列:

[1, 2, 17, 23, 34, 43, 46, 86, 391, 731, 782, 989, 1277, 1462, 1978, 2554, 16813, 21709, 29371, 33626, 43418, 54911, 58742, 109822, 499307, 933487, 998614, 1262953, 1866974, 2525906, 21470201, 42940402]

約数ペア:

[(1, 42940402), (2, 21470201), (17, 2525906), (23, 1866974), (34, 1262953), (43, 998614), (46, 933487), (86, 499307), (391, 109822), (731, 58742), (782, 54911), (989, 43418), (1277, 33626), (1462, 29371), (1978, 21709), (2554, 16813)]