8018493

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 12794880

約数和(自身を除く): 4776387

約数列:

[1, 3, 7, 21, 41, 67, 123, 139, 201, 287, 417, 469, 861, 973, 1407, 2747, 2919, 5699, 8241, 9313, 17097, 19229, 27939, 39893, 57687, 65191, 119679, 195573, 381833, 1145499, 2672831, 8018493]

約数ペア:

[(1, 8018493), (3, 2672831), (7, 1145499), (21, 381833), (41, 195573), (67, 119679), (123, 65191), (139, 57687), (201, 39893), (287, 27939), (417, 19229), (469, 17097), (861, 9313), (973, 8241), (1407, 5699), (2747, 2919)]