63881025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{65519}}^1$

素因数の和:65545

約数の個数: 24

約数和(自身を含む): 113742720

約数和(自身を除く): 49861695

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 65519, 196557, 327595, 851747, 982785, 1637975, 2555241, 4258735, 4913925, 12776205, 21293675, 63881025]

約数ペア:

[(1, 63881025), (3, 21293675), (5, 12776205), (13, 4913925), (15, 4258735), (25, 2555241), (39, 1637975), (65, 982785), (75, 851747), (195, 327595), (325, 196557), (975, 65519)]