399831402

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1399}}^1$

素因数の和:1555

約数の個数: 64

約数和(自身を含む): 887040000

約数和(自身を除く): 487208598

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 109, 114, 138, 218, 327, 437, 654, 874, 1311, 1399, 2071, 2507, 2622, 2798, 4142, 4197, 5014, 6213, 7521, 8394, 12426, 15042, 26581, 32177, 47633, 53162, 64354, 79743, 95266, 96531, 142899, 152491, 159486, 193062, 285798, 304982, 457473, 611363, 914946, 1222726, 1834089, 2897329, 3507293, 3668178, 5794658, 7014586, 8691987, 10521879, 17383974, 21043758, 66638567, 133277134, 199915701, 399831402]

約数ペア:

[(1, 399831402), (2, 199915701), (3, 133277134), (6, 66638567), (19, 21043758), (23, 17383974), (38, 10521879), (46, 8691987), (57, 7014586), (69, 5794658), (109, 3668178), (114, 3507293), (138, 2897329), (218, 1834089), (327, 1222726), (437, 914946), (654, 611363), (874, 457473), (1311, 304982), (1399, 285798), (2071, 193062), (2507, 159486), (2622, 152491), (2798, 142899), (4142, 96531), (4197, 95266), (5014, 79743), (6213, 64354), (7521, 53162), (8394, 47633), (12426, 32177), (15042, 26581)]