1643789844

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{2213}}^1$

素因数の和:2709

約数の個数: 72

約数和(自身を含む): 4255130880

約数和(自身を除く): 2611341036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 439, 564, 846, 878, 1317, 1692, 1756, 2213, 2634, 3951, 4426, 5268, 6639, 7902, 8852, 13278, 15804, 19917, 20633, 26556, 39834, 41266, 61899, 79668, 82532, 104011, 123798, 185697, 208022, 247596, 312033, 371394, 416044, 624066, 742788, 936099, 971507, 1248132, 1872198, 1943014, 2914521, 3744396, 3886028, 5829042, 8743563, 11658084, 17487126, 34974252, 45660829, 91321658, 136982487, 182643316, 273964974, 410947461, 547929948, 821894922, 1643789844]

約数ペア:

[(1, 1643789844), (2, 821894922), (3, 547929948), (4, 410947461), (6, 273964974), (9, 182643316), (12, 136982487), (18, 91321658), (36, 45660829), (47, 34974252), (94, 17487126), (141, 11658084), (188, 8743563), (282, 5829042), (423, 3886028), (439, 3744396), (564, 2914521), (846, 1943014), (878, 1872198), (1317, 1248132), (1692, 971507), (1756, 936099), (2213, 742788), (2634, 624066), (3951, 416044), (4426, 371394), (5268, 312033), (6639, 247596), (7902, 208022), (8852, 185697), (13278, 123798), (15804, 104011), (19917, 82532), (20633, 79668), (26556, 61899), (39834, 41266)]