28084394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 48216000

約数和(自身を除く): 20131606

約数列:

[1, 2, 13, 19, 26, 38, 139, 247, 278, 409, 494, 818, 1807, 2641, 3614, 5282, 5317, 7771, 10634, 15542, 34333, 56851, 68666, 101023, 113702, 202046, 739063, 1080169, 1478126, 2160338, 14042197, 28084394]

約数ペア:

[(1, 28084394), (2, 14042197), (13, 2160338), (19, 1478126), (26, 1080169), (38, 739063), (139, 202046), (247, 113702), (278, 101023), (409, 68666), (494, 56851), (818, 34333), (1807, 15542), (2641, 10634), (3614, 7771), (5282, 5317)]