278315502

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{4931}}^1$

素因数の和:5368

約数の個数: 32

約数和(自身を含む): 582370560

約数和(自身を除く): 304055058

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 409, 818, 1227, 2454, 4931, 9407, 9862, 14793, 18814, 28221, 29586, 56442, 113413, 226826, 340239, 680478, 2016779, 4033558, 6050337, 12100674, 46385917, 92771834, 139157751, 278315502]

約数ペア:

[(1, 278315502), (2, 139157751), (3, 92771834), (6, 46385917), (23, 12100674), (46, 6050337), (69, 4033558), (138, 2016779), (409, 680478), (818, 340239), (1227, 226826), (2454, 113413), (4931, 56442), (9407, 29586), (9862, 28221), (14793, 18814)]