1390227544

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{277}}^1\times {\mathrm{4789}}^1$

素因数の和:5203

約数の個数: 32

約数和(自身を含む): 2636607600

約数和(自身を除く): 1246380056

約数列:

[1, 2, 4, 8, 131, 262, 277, 524, 554, 1048, 1108, 2216, 4789, 9578, 19156, 36287, 38312, 72574, 145148, 290296, 627359, 1254718, 1326553, 2509436, 2653106, 5018872, 5306212, 10612424, 173778443, 347556886, 695113772, 1390227544]

約数ペア:

[(1, 1390227544), (2, 695113772), (4, 347556886), (8, 173778443), (131, 10612424), (262, 5306212), (277, 5018872), (524, 2653106), (554, 2509436), (1048, 1326553), (1108, 1254718), (2216, 627359), (4789, 290296), (9578, 145148), (19156, 72574), (36287, 38312)]