289181175

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2039}}^1$

素因数の和:2144

約数の個数: 48

約数和(自身を含む): 501872640

約数和(自身を除く): 212691465

約数列:

[1, 3, 5, 15, 25, 31, 61, 75, 93, 155, 183, 305, 465, 775, 915, 1525, 1891, 2039, 2325, 4575, 5673, 6117, 9455, 10195, 28365, 30585, 47275, 50975, 63209, 124379, 141825, 152925, 189627, 316045, 373137, 621895, 948135, 1580225, 1865685, 3109475, 3855749, 4740675, 9328425, 11567247, 19278745, 57836235, 96393725, 289181175]

約数ペア:

[(1, 289181175), (3, 96393725), (5, 57836235), (15, 19278745), (25, 11567247), (31, 9328425), (61, 4740675), (75, 3855749), (93, 3109475), (155, 1865685), (183, 1580225), (305, 948135), (465, 621895), (775, 373137), (915, 316045), (1525, 189627), (1891, 152925), (2039, 141825), (2325, 124379), (4575, 63209), (5673, 50975), (6117, 47275), (9455, 30585), (10195, 28365)]