120221815

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{479}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 169205760

約数和(自身を除く): 48983945

約数列:

[1, 5, 7, 35, 71, 101, 355, 479, 497, 505, 707, 2395, 2485, 3353, 3535, 7171, 16765, 34009, 35855, 48379, 50197, 170045, 238063, 241895, 250985, 338653, 1190315, 1693265, 3434909, 17174545, 24044363, 120221815]

約数ペア:

[(1, 120221815), (5, 24044363), (7, 17174545), (35, 3434909), (71, 1693265), (101, 1190315), (355, 338653), (479, 250985), (497, 241895), (505, 238063), (707, 170045), (2395, 50197), (2485, 48379), (3353, 35855), (3535, 34009), (7171, 16765)]