748390425

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{947}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 1273793472

約数和(自身を除く): 525403047

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 257, 615, 771, 947, 1025, 1285, 2841, 3075, 3855, 4735, 6425, 10537, 14205, 19275, 23675, 31611, 38827, 52685, 71025, 116481, 158055, 194135, 243379, 263425, 582405, 730137, 790275, 970675, 1216895, 2912025, 3650685, 6084475, 9978539, 18253425, 29935617, 49892695, 149678085, 249463475, 748390425]

約数ペア:

[(1, 748390425), (3, 249463475), (5, 149678085), (15, 49892695), (25, 29935617), (41, 18253425), (75, 9978539), (123, 6084475), (205, 3650685), (257, 2912025), (615, 1216895), (771, 970675), (947, 790275), (1025, 730137), (1285, 582405), (2841, 263425), (3075, 243379), (3855, 194135), (4735, 158055), (6425, 116481), (10537, 71025), (14205, 52685), (19275, 38827), (23675, 31611)]