17976225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 32890752

約数和(自身を除く): 14914527

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 575, 613, 1173, 1275, 1725, 1839, 1955, 3065, 5865, 9195, 9775, 10421, 14099, 15325, 29325, 31263, 42297, 45975, 52105, 70495, 156315, 211485, 239683, 260525, 352475, 719049, 781575, 1057425, 1198415, 3595245, 5992075, 17976225]

約数ペア:

[(1, 17976225), (3, 5992075), (5, 3595245), (15, 1198415), (17, 1057425), (23, 781575), (25, 719049), (51, 352475), (69, 260525), (75, 239683), (85, 211485), (115, 156315), (255, 70495), (345, 52105), (391, 45975), (425, 42297), (575, 31263), (613, 29325), (1173, 15325), (1275, 14099), (1725, 10421), (1839, 9775), (1955, 9195), (3065, 5865)]