128866374

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{11239}}^1$

素因数の和:11274

約数の個数: 72

約数和(自身を含む): 349811280

約数和(自身を除く): 220944906

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1638, 1911, 3822, 5733, 11239, 11466, 22478, 33717, 67434, 78673, 101151, 146107, 157346, 202302, 236019, 292214, 438321, 472038, 550711, 708057, 876642, 1022749, 1101422, 1314963, 1416114, 1652133, 2045498, 2629926, 3068247, 3304266, 4956399, 6136494, 7159243, 9204741, 9912798, 14318486, 18409482, 21477729, 42955458, 64433187, 128866374]

約数ペア:

[(1, 128866374), (2, 64433187), (3, 42955458), (6, 21477729), (7, 18409482), (9, 14318486), (13, 9912798), (14, 9204741), (18, 7159243), (21, 6136494), (26, 4956399), (39, 3304266), (42, 3068247), (49, 2629926), (63, 2045498), (78, 1652133), (91, 1416114), (98, 1314963), (117, 1101422), (126, 1022749), (147, 876642), (182, 708057), (234, 550711), (273, 472038), (294, 438321), (441, 292214), (546, 236019), (637, 202302), (819, 157346), (882, 146107), (1274, 101151), (1638, 78673), (1911, 67434), (3822, 33717), (5733, 22478), (11239, 11466)]