255877635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{27919}}^1$

素因数の和:27987

約数の個数: 32

約数和(自身を含む): 450293760

約数和(自身を除く): 194416125

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1833, 3055, 9165, 27919, 83757, 139595, 362947, 418785, 1088841, 1312193, 1814735, 3936579, 5444205, 6560965, 17058509, 19682895, 51175527, 85292545, 255877635]

約数ペア:

[(1, 255877635), (3, 85292545), (5, 51175527), (13, 19682895), (15, 17058509), (39, 6560965), (47, 5444205), (65, 3936579), (141, 1814735), (195, 1312193), (235, 1088841), (611, 418785), (705, 362947), (1833, 139595), (3055, 83757), (9165, 27919)]