989449356

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{421}}^1\times {\mathrm{571}}^1$

素因数の和:1020

約数の個数: 96

約数和(自身を含む): 2703500800

約数和(自身を除く): 1714051444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 421, 571, 588, 686, 842, 1029, 1142, 1263, 1372, 1684, 1713, 2058, 2284, 2526, 2947, 3426, 3997, 4116, 5052, 5894, 6852, 7994, 8841, 11788, 11991, 15988, 17682, 20629, 23982, 27979, 35364, 41258, 47964, 55958, 61887, 82516, 83937, 111916, 123774, 144403, 167874, 195853, 240391, 247548, 288806, 335748, 391706, 433209, 480782, 577612, 587559, 721173, 783412, 866418, 961564, 1175118, 1442346, 1682737, 1732836, 2350236, 2884692, 3365474, 5048211, 6730948, 10096422, 11779159, 20192844, 23558318, 35337477, 47116636, 70674954, 82454113, 141349908, 164908226, 247362339, 329816452, 494724678, 989449356]

約数ペア:

[(1, 989449356), (2, 494724678), (3, 329816452), (4, 247362339), (6, 164908226), (7, 141349908), (12, 82454113), (14, 70674954), (21, 47116636), (28, 35337477), (42, 23558318), (49, 20192844), (84, 11779159), (98, 10096422), (147, 6730948), (196, 5048211), (294, 3365474), (343, 2884692), (421, 2350236), (571, 1732836), (588, 1682737), (686, 1442346), (842, 1175118), (1029, 961564), (1142, 866418), (1263, 783412), (1372, 721173), (1684, 587559), (1713, 577612), (2058, 480782), (2284, 433209), (2526, 391706), (2947, 335748), (3426, 288806), (3997, 247548), (4116, 240391), (5052, 195853), (5894, 167874), (6852, 144403), (7994, 123774), (8841, 111916), (11788, 83937), (11991, 82516), (15988, 61887), (17682, 55958), (20629, 47964), (23982, 41258), (27979, 35364)]