13218387868

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{1093}}^1$

素因数の和:1427

約数の個数: 96

約数和(自身を含む): 28054010880

約数和(自身を除く): 14835623012

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 89, 92, 161, 178, 211, 322, 356, 422, 623, 644, 844, 1093, 1246, 1477, 2047, 2186, 2492, 2954, 4094, 4372, 4853, 5908, 7651, 8188, 9706, 14329, 15302, 18779, 19412, 25139, 28658, 30604, 33971, 37558, 50278, 57316, 67942, 75116, 97277, 100556, 131453, 135884, 175973, 194554, 230623, 262906, 351946, 389108, 431917, 461246, 525812, 680939, 703892, 863834, 922492, 1361878, 1614361, 1727668, 2237371, 2723756, 3023419, 3228722, 4474742, 5304329, 6046838, 6457444, 8949484, 10608658, 12093676, 15661597, 20525447, 21217316, 31323194, 37130303, 41050894, 62646388, 74260606, 82101788, 143678129, 148521212, 287356258, 472085281, 574712516, 944170562, 1888341124, 3304596967, 6609193934, 13218387868]

約数ペア:

[(1, 13218387868), (2, 6609193934), (4, 3304596967), (7, 1888341124), (14, 944170562), (23, 574712516), (28, 472085281), (46, 287356258), (89, 148521212), (92, 143678129), (161, 82101788), (178, 74260606), (211, 62646388), (322, 41050894), (356, 37130303), (422, 31323194), (623, 21217316), (644, 20525447), (844, 15661597), (1093, 12093676), (1246, 10608658), (1477, 8949484), (2047, 6457444), (2186, 6046838), (2492, 5304329), (2954, 4474742), (4094, 3228722), (4372, 3023419), (4853, 2723756), (5908, 2237371), (7651, 1727668), (8188, 1614361), (9706, 1361878), (14329, 922492), (15302, 863834), (18779, 703892), (19412, 680939), (25139, 525812), (28658, 461246), (30604, 431917), (33971, 389108), (37558, 351946), (50278, 262906), (57316, 230623), (67942, 194554), (75116, 175973), (97277, 135884), (100556, 131453)]