42187149

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{30637}}^1$

素因数の和:30666

約数の個数: 20

約数和(自身を含む): 66729564

約数和(自身を除く): 24542415

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 30637, 91911, 275733, 520829, 827199, 1562487, 2481597, 4687461, 14062383, 42187149]

約数ペア:

[(1, 42187149), (3, 14062383), (9, 4687461), (17, 2481597), (27, 1562487), (51, 827199), (81, 520829), (153, 275733), (459, 91911), (1377, 30637)]