420918

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 24

約数和(自身を含む): 881784

約数和(自身を除く): 460866

約数列:

[1, 2, 3, 6, 31, 62, 73, 93, 146, 186, 219, 438, 961, 1922, 2263, 2883, 4526, 5766, 6789, 13578, 70153, 140306, 210459, 420918]

約数ペア:

[(1, 420918), (2, 210459), (3, 140306), (6, 70153), (31, 13578), (62, 6789), (73, 5766), (93, 4526), (146, 2883), (186, 2263), (219, 1922), (438, 961)]