123384945

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 200540160

約数和(自身を除く): 77155215

約数列:

[1, 3, 5, 15, 127, 239, 271, 381, 635, 717, 813, 1195, 1355, 1905, 3585, 4065, 30353, 34417, 64769, 91059, 103251, 151765, 172085, 194307, 323845, 455295, 516255, 971535, 8225663, 24676989, 41128315, 123384945]

約数ペア:

[(1, 123384945), (3, 41128315), (5, 24676989), (15, 8225663), (127, 971535), (239, 516255), (271, 455295), (381, 323845), (635, 194307), (717, 172085), (813, 151765), (1195, 103251), (1355, 91059), (1905, 64769), (3585, 34417), (4065, 30353)]