247396473

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{5501}}^1$

素因数の和:5789

約数の個数: 24

約数和(自身を含む): 377657280

約数和(自身を除く): 130260807

約数列:

[1, 3, 9, 19, 57, 171, 263, 789, 2367, 4997, 5501, 14991, 16503, 44973, 49509, 104519, 313557, 940671, 1446763, 4340289, 13020867, 27488497, 82465491, 247396473]

約数ペア:

[(1, 247396473), (3, 82465491), (9, 27488497), (19, 13020867), (57, 4340289), (171, 1446763), (263, 940671), (789, 313557), (2367, 104519), (4997, 49509), (5501, 44973), (14991, 16503)]