28776852

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3617}}^1$

素因数の和:3657

約数の個数: 72

約数和(自身を含む): 82967976

約数和(自身を除く): 54191124

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3617, 3978, 7234, 7956, 10851, 14468, 21702, 32553, 43404, 47021, 61489, 65106, 94042, 122978, 130212, 141063, 184467, 188084, 245956, 282126, 368934, 423189, 553401, 564252, 737868, 799357, 846378, 1106802, 1598714, 1692756, 2213604, 2398071, 3197428, 4796142, 7194213, 9592284, 14388426, 28776852]

約数ペア:

[(1, 28776852), (2, 14388426), (3, 9592284), (4, 7194213), (6, 4796142), (9, 3197428), (12, 2398071), (13, 2213604), (17, 1692756), (18, 1598714), (26, 1106802), (34, 846378), (36, 799357), (39, 737868), (51, 564252), (52, 553401), (68, 423189), (78, 368934), (102, 282126), (117, 245956), (153, 188084), (156, 184467), (204, 141063), (221, 130212), (234, 122978), (306, 94042), (442, 65106), (468, 61489), (612, 47021), (663, 43404), (884, 32553), (1326, 21702), (1989, 14468), (2652, 10851), (3617, 7956), (3978, 7234)]