28510326

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2389}}^1$

素因数の和:2430

約数の個数: 64

約数和(自身を含む): 72273600

約数和(自身を除く): 43763274

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1326, 1989, 2389, 3978, 4778, 5967, 7167, 11934, 14334, 21501, 31057, 40613, 43002, 62114, 64503, 81226, 93171, 121839, 129006, 186342, 243678, 279513, 365517, 527969, 559026, 731034, 838539, 1055938, 1096551, 1583907, 1677078, 2193102, 3167814, 4751721, 9503442, 14255163, 28510326]

約数ペア:

[(1, 28510326), (2, 14255163), (3, 9503442), (6, 4751721), (9, 3167814), (13, 2193102), (17, 1677078), (18, 1583907), (26, 1096551), (27, 1055938), (34, 838539), (39, 731034), (51, 559026), (54, 527969), (78, 365517), (102, 279513), (117, 243678), (153, 186342), (221, 129006), (234, 121839), (306, 93171), (351, 81226), (442, 64503), (459, 62114), (663, 43002), (702, 40613), (918, 31057), (1326, 21501), (1989, 14334), (2389, 11934), (3978, 7167), (4778, 5967)]