2199375

素因数分解:

$3^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:66

約数の個数: 60

約数和(自身を含む): 4386096

約数和(自身を除く): 2186721

約数列:

[1, 3, 5, 9, 15, 17, 23, 25, 45, 51, 69, 75, 85, 115, 125, 153, 207, 225, 255, 345, 375, 391, 425, 575, 625, 765, 1035, 1125, 1173, 1275, 1725, 1875, 1955, 2125, 2875, 3519, 3825, 5175, 5625, 5865, 6375, 8625, 9775, 10625, 14375, 17595, 19125, 25875, 29325, 31875, 43125, 48875, 87975, 95625, 129375, 146625, 244375, 439875, 733125, 2199375]

約数ペア:

[(1, 2199375), (3, 733125), (5, 439875), (9, 244375), (15, 146625), (17, 129375), (23, 95625), (25, 87975), (45, 48875), (51, 43125), (69, 31875), (75, 29325), (85, 25875), (115, 19125), (125, 17595), (153, 14375), (207, 10625), (225, 9775), (255, 8625), (345, 6375), (375, 5865), (391, 5625), (425, 5175), (575, 3825), (625, 3519), (765, 2875), (1035, 2125), (1125, 1955), (1173, 1875), (1275, 1725)]