2978619

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 4830720

約数和(自身を除く): 1852101

約数列:

[1, 3, 7, 21, 29, 67, 73, 87, 201, 203, 219, 469, 511, 609, 1407, 1533, 1943, 2117, 4891, 5829, 6351, 13601, 14673, 14819, 34237, 40803, 44457, 102711, 141839, 425517, 992873, 2978619]

約数ペア:

[(1, 2978619), (3, 992873), (7, 425517), (21, 141839), (29, 102711), (67, 44457), (73, 40803), (87, 34237), (201, 14819), (203, 14673), (219, 13601), (469, 6351), (511, 5829), (609, 4891), (1407, 2117), (1533, 1943)]