2947455

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{3119}}^1$

素因数の和:3140

約数の個数: 32

約数和(自身を含む): 5990400

約数和(自身を除く): 3042945

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 3119, 9357, 15595, 21833, 28071, 46785, 65499, 84213, 109165, 140355, 196497, 327495, 421065, 589491, 982485, 2947455]

約数ペア:

[(1, 2947455), (3, 982485), (5, 589491), (7, 421065), (9, 327495), (15, 196497), (21, 140355), (27, 109165), (35, 84213), (45, 65499), (63, 46785), (105, 28071), (135, 21833), (189, 15595), (315, 9357), (945, 3119)]