42028917

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{9859}}^1$

素因数の和:9905

約数の個数: 24

約数和(自身を含む): 67442400

約数和(自身を除く): 25413483

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 9859, 29577, 69013, 207039, 285911, 483091, 857733, 1449273, 2001377, 6004131, 14009639, 42028917]

約数ペア:

[(1, 42028917), (3, 14009639), (7, 6004131), (21, 2001377), (29, 1449273), (49, 857733), (87, 483091), (147, 285911), (203, 207039), (609, 69013), (1421, 29577), (4263, 9859)]