2867985

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 5526144

約数和(自身を除く): 2658159

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 69, 85, 115, 153, 163, 207, 255, 345, 391, 489, 765, 815, 1035, 1173, 1467, 1955, 2445, 2771, 3519, 3749, 5865, 7335, 8313, 11247, 13855, 17595, 18745, 24939, 33741, 41565, 56235, 63733, 124695, 168705, 191199, 318665, 573597, 955995, 2867985]

約数ペア:

[(1, 2867985), (3, 955995), (5, 573597), (9, 318665), (15, 191199), (17, 168705), (23, 124695), (45, 63733), (51, 56235), (69, 41565), (85, 33741), (115, 24939), (153, 18745), (163, 17595), (207, 13855), (255, 11247), (345, 8313), (391, 7335), (489, 5865), (765, 3749), (815, 3519), (1035, 2771), (1173, 2445), (1467, 1955)]