989968276

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1523}}^1$

素因数の和:1645

約数の個数: 72

約数和(自身を含む): 2043135360

約数和(自身を除く): 1053167084

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 79, 121, 158, 187, 242, 316, 374, 484, 748, 869, 1343, 1523, 1738, 2057, 2686, 3046, 3476, 4114, 5372, 6092, 8228, 9559, 14773, 16753, 19118, 25891, 29546, 33506, 38236, 51782, 59092, 67012, 103564, 120317, 162503, 184283, 240634, 284801, 325006, 368566, 481268, 569602, 650012, 737132, 1139204, 1323487, 2045389, 2646974, 3132811, 4090778, 5293948, 6265622, 8181556, 12531244, 14558357, 22499279, 29116714, 44998558, 58233428, 89997116, 247492069, 494984138, 989968276]

約数ペア:

[(1, 989968276), (2, 494984138), (4, 247492069), (11, 89997116), (17, 58233428), (22, 44998558), (34, 29116714), (44, 22499279), (68, 14558357), (79, 12531244), (121, 8181556), (158, 6265622), (187, 5293948), (242, 4090778), (316, 3132811), (374, 2646974), (484, 2045389), (748, 1323487), (869, 1139204), (1343, 737132), (1523, 650012), (1738, 569602), (2057, 481268), (2686, 368566), (3046, 325006), (3476, 284801), (4114, 240634), (5372, 184283), (6092, 162503), (8228, 120317), (9559, 103564), (14773, 67012), (16753, 59092), (19118, 51782), (25891, 38236), (29546, 33506)]