72982785

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{569}}^1$

素因数の和:1097

約数の個数: 32

約数和(自身を含む): 124104960

約数和(自身を除く): 51122175

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 503, 569, 1509, 1707, 2515, 2845, 7545, 8535, 8551, 9673, 25653, 29019, 42755, 48365, 128265, 145095, 286207, 858621, 1431035, 4293105, 4865519, 14596557, 24327595, 72982785]

約数ペア:

[(1, 72982785), (3, 24327595), (5, 14596557), (15, 4865519), (17, 4293105), (51, 1431035), (85, 858621), (255, 286207), (503, 145095), (569, 128265), (1509, 48365), (1707, 42755), (2515, 29019), (2845, 25653), (7545, 9673), (8535, 8551)]