81242548

素因数分解:

$2^2\times {\mathrm{149}}^1\times {\mathrm{271}}^1\times {\mathrm{503}}^1$

素因数の和:927

約数の個数: 24

約数和(自身を含む): 143942400

約数和(自身を除く): 62699852

約数列:

[1, 2, 4, 149, 271, 298, 503, 542, 596, 1006, 1084, 2012, 40379, 74947, 80758, 136313, 149894, 161516, 272626, 299788, 545252, 20310637, 40621274, 81242548]

約数ペア:

[(1, 81242548), (2, 40621274), (4, 20310637), (149, 545252), (271, 299788), (298, 272626), (503, 161516), (542, 149894), (596, 136313), (1006, 80758), (1084, 74947), (2012, 40379)]