278328236

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{283}}^1\times {\mathrm{3463}}^1$

素因数の和:3821

約数の個数: 24

約数和(自身を含む): 495823104

約数和(自身を除く): 217494868

約数列:

[1, 2, 4, 71, 142, 283, 284, 566, 1132, 3463, 6926, 13852, 20093, 40186, 80372, 245873, 491746, 980029, 983492, 1960058, 3920116, 69582059, 139164118, 278328236]

約数ペア:

[(1, 278328236), (2, 139164118), (4, 69582059), (71, 3920116), (142, 1960058), (283, 983492), (284, 980029), (566, 491746), (1132, 245873), (3463, 80372), (6926, 40186), (13852, 20093)]