289732785

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{3701}}^1$

素因数の和:4033

約数の個数: 32

約数和(自身を含む): 492573312

約数和(自身を除く): 202840527

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 307, 921, 1535, 3701, 4605, 5219, 11103, 15657, 18505, 26095, 55515, 62917, 78285, 188751, 314585, 943755, 1136207, 3408621, 5681035, 17043105, 19315519, 57946557, 96577595, 289732785]

約数ペア:

[(1, 289732785), (3, 96577595), (5, 57946557), (15, 19315519), (17, 17043105), (51, 5681035), (85, 3408621), (255, 1136207), (307, 943755), (921, 314585), (1535, 188751), (3701, 78285), (4605, 62917), (5219, 55515), (11103, 26095), (15657, 18505)]