42087422

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{239}}^1\times {\mathrm{521}}^1$

素因数の和:788

約数の個数: 24

約数和(自身を含む): 68778720

約数和(自身を除く): 26691298

約数列:

[1, 2, 13, 26, 169, 239, 338, 478, 521, 1042, 3107, 6214, 6773, 13546, 40391, 80782, 88049, 124519, 176098, 249038, 1618747, 3237494, 21043711, 42087422]

約数ペア:

[(1, 42087422), (2, 21043711), (13, 3237494), (26, 1618747), (169, 249038), (239, 176098), (338, 124519), (478, 88049), (521, 80782), (1042, 40391), (3107, 13546), (6214, 6773)]