128633778

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26177}}^1$

素因数の和:26208

約数の個数: 64

約数和(自身を含む): 351832320

約数和(自身を除く): 223198542

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 234, 273, 351, 378, 546, 702, 819, 1638, 2457, 4914, 26177, 52354, 78531, 157062, 183239, 235593, 340301, 366478, 471186, 549717, 680602, 706779, 1020903, 1099434, 1413558, 1649151, 2041806, 2382107, 3062709, 3298302, 4764214, 4947453, 6125418, 7146321, 9188127, 9894906, 14292642, 18376254, 21438963, 42877926, 64316889, 128633778]

約数ペア:

[(1, 128633778), (2, 64316889), (3, 42877926), (6, 21438963), (7, 18376254), (9, 14292642), (13, 9894906), (14, 9188127), (18, 7146321), (21, 6125418), (26, 4947453), (27, 4764214), (39, 3298302), (42, 3062709), (54, 2382107), (63, 2041806), (78, 1649151), (91, 1413558), (117, 1099434), (126, 1020903), (182, 706779), (189, 680602), (234, 549717), (273, 471186), (351, 366478), (378, 340301), (546, 235593), (702, 183239), (819, 157062), (1638, 78531), (2457, 52354), (4914, 26177)]