691305741

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{6203}}^1$

素因数の和:6306

約数の個数: 48

約数和(自身を含む): 1200101760

約数和(自身を除く): 508796019

約数列:

[1, 3, 7, 9, 21, 29, 61, 63, 87, 183, 203, 261, 427, 549, 609, 1281, 1769, 1827, 3843, 5307, 6203, 12383, 15921, 18609, 37149, 43421, 55827, 111447, 130263, 179887, 378383, 390789, 539661, 1135149, 1259209, 1618983, 2648681, 3405447, 3777627, 7946043, 10973107, 11332881, 23838129, 32919321, 76811749, 98757963, 230435247, 691305741]

約数ペア:

[(1, 691305741), (3, 230435247), (7, 98757963), (9, 76811749), (21, 32919321), (29, 23838129), (61, 11332881), (63, 10973107), (87, 7946043), (183, 3777627), (203, 3405447), (261, 2648681), (427, 1618983), (549, 1259209), (609, 1135149), (1281, 539661), (1769, 390789), (1827, 378383), (3843, 179887), (5307, 130263), (6203, 111447), (12383, 55827), (15921, 43421), (18609, 37149)]