1285998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 2989824

約数和(自身を除く): 1703826

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 457, 469, 914, 938, 1371, 1407, 2742, 2814, 3199, 6398, 9597, 19194, 30619, 61238, 91857, 183714, 214333, 428666, 642999, 1285998]

約数ペア:

[(1, 1285998), (2, 642999), (3, 428666), (6, 214333), (7, 183714), (14, 91857), (21, 61238), (42, 30619), (67, 19194), (134, 9597), (201, 6398), (402, 3199), (457, 2814), (469, 2742), (914, 1407), (938, 1371)]