13281708

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 34030080

約数和(自身を除く): 20748372

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 239, 421, 478, 717, 842, 956, 1263, 1434, 1684, 2526, 2629, 2868, 4631, 5052, 5258, 7887, 9262, 10516, 13893, 15774, 18524, 27786, 31548, 55572, 100619, 201238, 301857, 402476, 603714, 1106809, 1207428, 2213618, 3320427, 4427236, 6640854, 13281708]

約数ペア:

[(1, 13281708), (2, 6640854), (3, 4427236), (4, 3320427), (6, 2213618), (11, 1207428), (12, 1106809), (22, 603714), (33, 402476), (44, 301857), (66, 201238), (132, 100619), (239, 55572), (421, 31548), (478, 27786), (717, 18524), (842, 15774), (956, 13893), (1263, 10516), (1434, 9262), (1684, 7887), (2526, 5258), (2629, 5052), (2868, 4631)]