1260781197

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{457}}^1\times {\mathrm{557}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 1831882752

約数和(自身を除く): 571101555

約数列:

[1, 3, 13, 39, 127, 381, 457, 557, 1371, 1651, 1671, 4953, 5941, 7241, 17823, 21723, 58039, 70739, 174117, 212217, 254549, 754507, 763647, 919607, 2263521, 2758821, 3309137, 9927411, 32327723, 96983169, 420260399, 1260781197]

約数ペア:

[(1, 1260781197), (3, 420260399), (13, 96983169), (39, 32327723), (127, 9927411), (381, 3309137), (457, 2758821), (557, 2263521), (1371, 919607), (1651, 763647), (1671, 754507), (4953, 254549), (5941, 212217), (7241, 174117), (17823, 70739), (21723, 58039)]