261251844

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{12391}}^1$

素因数の和:12656

約数の個数: 48

約数和(自身を含む): 699503616

約数和(自身を除く): 438251772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251, 502, 753, 1004, 1506, 1757, 3012, 3514, 5271, 7028, 10542, 12391, 21084, 24782, 37173, 49564, 74346, 86737, 148692, 173474, 260211, 346948, 520422, 1040844, 3110141, 6220282, 9330423, 12440564, 18660846, 21770987, 37321692, 43541974, 65312961, 87083948, 130625922, 261251844]

約数ペア:

[(1, 261251844), (2, 130625922), (3, 87083948), (4, 65312961), (6, 43541974), (7, 37321692), (12, 21770987), (14, 18660846), (21, 12440564), (28, 9330423), (42, 6220282), (84, 3110141), (251, 1040844), (502, 520422), (753, 346948), (1004, 260211), (1506, 173474), (1757, 148692), (3012, 86737), (3514, 74346), (5271, 49564), (7028, 37173), (10542, 24782), (12391, 21084)]