81379812

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{356929}}^1$

素因数の和:356955

約数の個数: 24

約数和(自身を含む): 199880800

約数和(自身を除く): 118500988

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 356929, 713858, 1070787, 1427716, 2141574, 4283148, 6781651, 13563302, 20344953, 27126604, 40689906, 81379812]

約数ペア:

[(1, 81379812), (2, 40689906), (3, 27126604), (4, 20344953), (6, 13563302), (12, 6781651), (19, 4283148), (38, 2141574), (57, 1427716), (76, 1070787), (114, 713858), (228, 356929)]