90978002

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{4483}}^1$

素因数の和:4697

約数の個数: 16

約数和(自身を含む): 139362720

約数和(自身を除く): 48384718

約数列:

[1, 2, 73, 139, 146, 278, 4483, 8966, 10147, 20294, 327259, 623137, 654518, 1246274, 45489001, 90978002]

約数ペア:

[(1, 90978002), (2, 45489001), (73, 1246274), (139, 654518), (146, 623137), (278, 327259), (4483, 20294), (8966, 10147)]