1639448925

素因数分解:

$3^1\times 5^2\times {\mathrm{797}}^1\times {\mathrm{27427}}^1$

素因数の和:28237

約数の個数: 24

約数和(自身を含む): 2714055456

約数和(自身を除く): 1074606531

約数列:

[1, 3, 5, 15, 25, 75, 797, 2391, 3985, 11955, 19925, 27427, 59775, 82281, 137135, 411405, 685675, 2057025, 21859319, 65577957, 109296595, 327889785, 546482975, 1639448925]

約数ペア:

[(1, 1639448925), (3, 546482975), (5, 327889785), (15, 109296595), (25, 65577957), (75, 21859319), (797, 2057025), (2391, 685675), (3985, 411405), (11955, 137135), (19925, 82281), (27427, 59775)]