28687092

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20089}}^1$

素因数の和:20120

約数の個数: 48

約数和(自身を含む): 81002880

約数和(自身を除く): 52315788

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 20089, 40178, 60267, 80356, 120534, 140623, 241068, 281246, 341513, 421869, 562492, 683026, 843738, 1024539, 1366052, 1687476, 2049078, 2390591, 4098156, 4781182, 7171773, 9562364, 14343546, 28687092]

約数ペア:

[(1, 28687092), (2, 14343546), (3, 9562364), (4, 7171773), (6, 4781182), (7, 4098156), (12, 2390591), (14, 2049078), (17, 1687476), (21, 1366052), (28, 1024539), (34, 843738), (42, 683026), (51, 562492), (68, 421869), (84, 341513), (102, 281246), (119, 241068), (204, 140623), (238, 120534), (357, 80356), (476, 60267), (714, 40178), (1428, 20089)]