5561998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:240

約数の個数: 32

約数和(自身を含む): 9580032

約数和(自身を除く): 4018034

約数列:

[1, 2, 13, 23, 26, 46, 71, 131, 142, 262, 299, 598, 923, 1633, 1703, 1846, 3013, 3266, 3406, 6026, 9301, 18602, 21229, 39169, 42458, 78338, 120913, 213923, 241826, 427846, 2780999, 5561998]

約数ペア:

[(1, 5561998), (2, 2780999), (13, 427846), (23, 241826), (26, 213923), (46, 120913), (71, 78338), (131, 42458), (142, 39169), (262, 21229), (299, 18602), (598, 9301), (923, 6026), (1633, 3406), (1703, 3266), (1846, 3013)]