977771984

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1297}}^1$

素因数の和:1492

約数の個数: 80

約数和(自身を含む): 2225000448

約数和(自身を除く): 1247228464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 127, 212, 254, 371, 424, 508, 742, 848, 889, 1016, 1297, 1484, 1778, 2032, 2594, 2968, 3556, 5188, 5936, 6731, 7112, 9079, 10376, 13462, 14224, 18158, 20752, 26924, 36316, 47117, 53848, 68741, 72632, 94234, 107696, 137482, 145264, 164719, 188468, 274964, 329438, 376936, 481187, 549928, 658876, 753872, 962374, 1099856, 1153033, 1317752, 1924748, 2306066, 2635504, 3849496, 4612132, 7698992, 8730107, 9224264, 17460214, 18448528, 34920428, 61110749, 69840856, 122221498, 139681712, 244442996, 488885992, 977771984]

約数ペア:

[(1, 977771984), (2, 488885992), (4, 244442996), (7, 139681712), (8, 122221498), (14, 69840856), (16, 61110749), (28, 34920428), (53, 18448528), (56, 17460214), (106, 9224264), (112, 8730107), (127, 7698992), (212, 4612132), (254, 3849496), (371, 2635504), (424, 2306066), (508, 1924748), (742, 1317752), (848, 1153033), (889, 1099856), (1016, 962374), (1297, 753872), (1484, 658876), (1778, 549928), (2032, 481187), (2594, 376936), (2968, 329438), (3556, 274964), (5188, 188468), (5936, 164719), (6731, 145264), (7112, 137482), (9079, 107696), (10376, 94234), (13462, 72632), (14224, 68741), (18158, 53848), (20752, 47117), (26924, 36316)]