257267556

素因数分解:

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

素因数の和:26210

約数の個数: 96

約数和(自身を含む): 820942080

約数和(自身を除く): 563674524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 84, 91, 108, 117, 126, 156, 182, 189, 234, 252, 273, 351, 364, 378, 468, 546, 702, 756, 819, 1092, 1404, 1638, 2457, 3276, 4914, 9828, 26177, 52354, 78531, 104708, 157062, 183239, 235593, 314124, 340301, 366478, 471186, 549717, 680602, 706779, 732956, 942372, 1020903, 1099434, 1361204, 1413558, 1649151, 2041806, 2198868, 2382107, 2827116, 3062709, 3298302, 4083612, 4764214, 4947453, 6125418, 6596604, 7146321, 9188127, 9528428, 9894906, 12250836, 14292642, 18376254, 19789812, 21438963, 28585284, 36752508, 42877926, 64316889, 85755852, 128633778, 257267556]

約数ペア:

[(1, 257267556), (2, 128633778), (3, 85755852), (4, 64316889), (6, 42877926), (7, 36752508), (9, 28585284), (12, 21438963), (13, 19789812), (14, 18376254), (18, 14292642), (21, 12250836), (26, 9894906), (27, 9528428), (28, 9188127), (36, 7146321), (39, 6596604), (42, 6125418), (52, 4947453), (54, 4764214), (63, 4083612), (78, 3298302), (84, 3062709), (91, 2827116), (108, 2382107), (117, 2198868), (126, 2041806), (156, 1649151), (182, 1413558), (189, 1361204), (234, 1099434), (252, 1020903), (273, 942372), (351, 732956), (364, 706779), (378, 680602), (468, 549717), (546, 471186), (702, 366478), (756, 340301), (819, 314124), (1092, 235593), (1404, 183239), (1638, 157062), (2457, 104708), (3276, 78531), (4914, 52354), (9828, 26177)]