42084117

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{4091}}^1$

素因数の和:4230

約数の個数: 20

約数和(自身を含む): 63376896

約数和(自身を除く): 21292779

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 3429, 4091, 10287, 12273, 36819, 110457, 331371, 519557, 1558671, 4676013, 14028039, 42084117]

約数ペア:

[(1, 42084117), (3, 14028039), (9, 4676013), (27, 1558671), (81, 519557), (127, 331371), (381, 110457), (1143, 36819), (3429, 12273), (4091, 10287)]