68745918

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{587}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 139708800

約数和(自身を除く): 70962882

約数列:

[1, 2, 3, 6, 131, 149, 262, 298, 393, 447, 587, 786, 894, 1174, 1761, 3522, 19519, 39038, 58557, 76897, 87463, 117114, 153794, 174926, 230691, 262389, 461382, 524778, 11457653, 22915306, 34372959, 68745918]

約数ペア:

[(1, 68745918), (2, 34372959), (3, 22915306), (6, 11457653), (131, 524778), (149, 461382), (262, 262389), (298, 230691), (393, 174926), (447, 153794), (587, 117114), (786, 87463), (894, 76897), (1174, 58557), (1761, 39038), (3522, 19519)]